Weakness on One Side

Rule in:HAcromegaly, HAcute Stroke, IECushing Syndrome +1 more

Rule out:SHAcromegaly, SHAcute Stroke, SHHypothyroidism +2 more

Acute Aortic Dissection

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Acute Myocardial Infarction

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Acute Neurologic Event or Severe Pain

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Acute Pericarditis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Acute Stroke

Rule in:HAcromegaly, HAcute Stroke, IECushing Syndrome +1 more

Rule out:SHAcromegaly, SHAcute Stroke, SHHypothyroidism +2 more

Acute Thoracic Aortic Dissection

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Alcohol-related Cerebellar Degeneration

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Anticholinergic Toxicity

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Aortic Coarctation

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Aortic Dissection

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Aortic Regurgitation

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Aortic Sclerosis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Aortic Stenosis

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Atrial Fibrillation

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Atrial Septal Defect

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Bicuspid Aortic Valve

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Bilateral Hip Arthritis or Disease

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Brain Tumor

Rule in:VHBrain Tumor, HStroke, NHUpper Motor Neuron Lesion +1 more

Rule out:VHStroke, MHBrain Tumor, NHUpper Motor Neuron Lesion +1 more

Cardiac Tamponade

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Carotid Artery Stenosis

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Carotid Dissection

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Carotid Embolism

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Central Retinal Artery Occlusion

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Central Retinal Vein Occlusion

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Central Vestibular Lesion

Rule in:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Dix-Hallpike Maneuver

Rule out:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Cerebellar Disease

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Cerebral Palsy

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Charcot-Marie-Tooth Disease

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Cholinergic Toxicity

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Chronic Hypertension

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Circulatory Shock (Undifferentiated)

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Common Peroneal Nerve Palsy

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Complete Heart Block

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Cranial Nerve III Palsy

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Cushing Syndrome

Rule in:HAcromegaly, HAcute Stroke, IECushing Syndrome +1 more

Rule out:SHAcromegaly, SHAcute Stroke, SHHypothyroidism +2 more

Diabetic Retinopathy

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Drug-induced Parkinsonism

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Endocarditis

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Essential (Primary) Hypertension

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

First-degree AV Block

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Foot Drop or Distal Weakness

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Frailty

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Frontal Lobe Gait Disorder

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Functional Gait Disorder

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Glaucoma

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Heart Failure

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Heart Failure with Tachycardia

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

HIV Retinopathy

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Hyperdynamic State

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Hypertensive Emergency

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Hypertensive Heart Disease

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Hypertensive Retinopathy

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Hyperthyroidism (Thyrotoxicosis)

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Hypertrophic Cardiomyopathy

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Hypertrophic Cardiomyopathy with Obstruction

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Hypothyroidism

Rule in:HAcromegaly, HAcute Stroke, IECushing Syndrome +1 more

Rule out:SHAcromegaly, SHAcute Stroke, SHHypothyroidism +2 more

Idiopathic Intracranial Hypertension

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Increased Intracranial Pressure

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

L5 Radiculopathy

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Large Pericardial Effusion

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Left Bundle Branch Block

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Leukemia

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Low-output State (Low Cardiac Index) Within Established Chronic Heart Failure

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Lower Extremity Pain

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Macular Degeneration

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Mitral Regurgitation

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Mitral Stenosis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Mitral Valve Prolapse

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Mixed Aortic Valve Disease

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Motor Neuron Disease (ALS)

Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Multiple Sclerosis

Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule in:VHBrain Tumor, HStroke, NHUpper Motor Neuron Lesion +1 more

Rule out:VHStroke, MHBrain Tumor, NHUpper Motor Neuron Lesion +1 more

Neurosyphilis

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Normal Pressure Hydrocephalus

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Opioid Intoxication

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Optic Atrophy

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Optic Nerve Disease

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Parkinson Disease

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule in:HAcromegaly, HAcute Stroke, IECushing Syndrome +1 more

Rule out:SHAcromegaly, SHAcute Stroke, SHHypothyroidism +2 more

Patent Ductus Arteriosus

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Peripheral Artery Disease

Peripheral Vestibular Dysfunction

Alternate Cover Test (Test of Skew)

aka Cross-cover test

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

aka Head thrust test; Halmagyi test

Head Impulse Test

Rule in:HPosterior Circulation Stroke, SHPeripheral Vestibular Dysfunction

Rule out:HPeripheral Vestibular Dysfunction, HPosterior Circulation Stroke

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

HINTS Exam

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Nystagmus Characterization

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Pontine Stroke

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Poor Neurologic Outcome After Cardiac Arrest

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Posterior Canal BPPV

Rule in:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Dix-Hallpike Maneuver

Rule out:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Posterior Circulation Stroke

Alternate Cover Test (Test of Skew)

aka Cross-cover test

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

aka Head thrust test; Halmagyi test

Head Impulse Test

Rule in:HPosterior Circulation Stroke, SHPeripheral Vestibular Dysfunction

Rule out:HPeripheral Vestibular Dysfunction, HPosterior Circulation Stroke

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

HINTS Exam

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Nystagmus Characterization

Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Postpericardiotomy Syndrome

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Pregnancy

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Prosthetic Valve

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Proximal Myopathy

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Pulmonary Hypertension

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Pulmonic Regurgitation

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Pulmonic Stenosis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Right Bundle Branch Block

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Right-sided Valvular Lesion

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Septic Shock (Severity Stratum Within Established Sepsis)

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Severe Anemia

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Severe Aortic Regurgitation

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Severe Brain Injury

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Severe Left Ventricular Dysfunction

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Severe Traumatic Brain Injury / Poor Neurologic Outcome

Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Spinal Cord Disease

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Spinal Cord Lesion

Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Stroke

Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule in:VHBrain Tumor, HStroke, NHUpper Motor Neuron Lesion +1 more

Rule out:VHStroke, MHBrain Tumor, NHUpper Motor Neuron Lesion +1 more

Stroke (Left Hemisphere)

Rule in:IEStroke (Left Hemisphere)

Speech Assessment

Rule out:IEStroke (Left Hemisphere)

Subarachnoid Hemorrhage

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Subclavian Artery Stenosis

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Takayasu Arteritis

Rule in:HAortic Stenosis, HTakayasu Arteritis, SHAortic Dissection +7 more

Rule out:SHAortic Stenosis, IEAortic Regurgitation, IECarotid Artery Stenosis +5 more

Transient Ischemic Attack

Tricuspid Regurgitation

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Tricuspid Stenosis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Tuberculosis or Sarcoidosis

Rule in:VHGlaucoma, SHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Rule out:SHGlaucoma, MHDiabetic Retinopathy, MHIncreased Intracranial Pressure +13 more

Upper Motor Neuron Lesion

Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more

Rule in:VHBrain Tumor, HStroke, NHUpper Motor Neuron Lesion +1 more

Rule out:VHStroke, MHBrain Tumor, NHUpper Motor Neuron Lesion +1 more

Uremic Pericarditis

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Vascular Parkinsonism

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Ventricular Septal Defect

Cardiac Auscultation

Rule in:VHAortic Stenosis, VHHeart Failure, VHHypertrophic Cardiomyopathy with Obstruction +34 more

Rule out:VHAortic Stenosis, VHHypertrophic Cardiomyopathy with Obstruction, SHAortic Regurgitation +33 more

Vitamin B12 Deficiency (Sensory Ataxia)

Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more

Volume Depletion From Significant Blood Loss

Rule in:VHAortic Regurgitation, VHVolume Depletion From Significant Blood Loss, HAcute Aortic Dissection +11 more

Rule out:VHVolume Depletion From Significant Blood Loss, HLow-output State (Low Cardiac Index) Within Established Chronic Heart Failure, SHAcute Aortic Dissection +10 more

Volume Overload