10 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dark; • Slow redilation ... Holmes-Adie Syndrome ... Young females Differential ... dissociation • Other causes ... #ophthalmology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
with previously stable ... hypertension and signs ... renal bruit or signs ... Neurologic disorders ... #Differential #
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... • Sjögren’s syndrome ... • Systemic disorder ... #diagnosis #ophthalmology ... #causes
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Kidney stones caused ... specific bleeding disorders ... Excretion #Diuresis #Nephrology ... #Pharmacology #Medications ... #Table
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... (Wallenberg's syndrome ... Syndrome usually ... varying neurologic signs ... #differential #
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... - Differential ... • Symptoms and signs ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome
Rhabdomyolysis - Differential Diagnosis Framework
Rhabdomyolysis = Destruction of skeletal muscle with leakage of contents into circulation.
Rhabdomyolysis - Differential ... Mitochondrial disorders ... Neuroleptic malignant syndrome ... #Diagnosis #Causes ... #nephrology #table
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
Cardiopulmonary Disorders ... positive Romberg sign ... Contributing Factors • Medications ... Falls #Diagnosis #Differential ... Evaluation #Geriatrics #Neurology