13 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... (abnormal) in nearly ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... Young females Differential ... Diagnosis: • CN ... Ill Palsy - abnormal ... #neurology #ophthalmology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Syndrome - MSK Radiology ... Case description ... hallucis longus Differential ... mri #clinical #Radiology ... #diagnosis #msk
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
complications such as ... wasting from other causes ... #Hypokalemia #diagnosis ... #Algorithm #differential ... #potassium #nephrology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Immunocompromised vs ... Chorioretinitis • Diagnosis ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
with inspiration as ... where we may see a positive ... Kussmauls #Sign #physicalexam ... #diagnosis #cardiology ... causes
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... edema visualized as ... Reversible course Differential ... the underlying cause ... #management #neurology
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... Diagnosis Algorithm ... Benign - Anechoic ... Cystic #RenalMass #Nephrology ... #Causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... • Gram stain: Positive ... 90% • Culture: Positive ... /l is regarded as ... #diagnosis #neurology
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
(beriberi) and AV ... highest on my differential ... AorticRegurgitation #Diagnosis ... #PhysicalExam # ... Fingernails #Nailbed #Cardiology