14 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... (abnormal) in nearly ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... This patient as ... for a CENTRAL cause ... #Test #HINTS #PhysicalExam ... Clinical #Video #Neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Causes (Common) ... - Labyrinth: Benign ... often classified as ... #differential #diagnosis ... #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... females Differential Diagnosis ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... , such as with posterior ... nose) • Head Position ... #diagnosis #findings ... symptoms #comparison #neurology
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A positive test, ... also known as a ... A positive response ... Reflex #Plantar #PhysicalExam ... #Diagnosis #Neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... #Sign #Reflex #Positive ... #Abnormal #clinical ... #video #neurology ... #PhysicalExam
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
complications such as ... wasting from other causes ... consumption • Low/Normal ... #Hypokalemia #diagnosis ... differential #potassium #nephrology
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... - Differential Diagnosis ... Algorithm Benign ... history of ADPKD, Normal ... Cystic #RenalMass #Nephrology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential Diagnosis ... • Gram stain: Positive ... 90% • Culture: Positive ... /l is regarded as ... #neurology #meningitis