7 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis: CN Ill ... Mydriasis • Bilateral ... , uveitis) • Bilateral ... Neuro: Pontine hemorrhage ... differential #diagnosis #ophthalmology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vestibulocochlear Nerve (CN ... (TIA): • Lateral ... Cerebellar infarct or hemorrhage ... differential #diagnosis #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Lateral Medullary ... Artery occlusion) Clinical ... Findings: • Nausea ... @neudrawlogy #Lateral ... #Wallenbergs #neurology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Differential Diagnosis Algorithm ... based on repeat clinic ... • Bilateral RAS ... HTN #Secondary #Nephrology ... Differential #Diagnosis #Algorithm
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Clinical Pearls ... • Neurologic ... a mass as the cause ... Trauma • Subdural Hemorrhage ... #Causes #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Diagnosis: • CN ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion: Clinical ... Tract Lesions: • Bilateral ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome ... differential #algorithm