22 results
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Neurologic ... a mass as the cause ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Renin secreting tumor ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... Guillain-Barre syndrome ... , Myasthenia Gravis ... differential #diagnosis #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Gravis on Physical ... have a thymic tumor ... clinical #video #ophthalmology ... #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... • Myasthenia Gravis ... Lambert-Eaton Myasthenic Syndrome ... Peripheral #Weakness #Neurology ... #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Renin-secreting tumor ... differential #diagnosis #algorithm ... #causes #nephrology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... • Myasthenia gravis ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... , Gitelman Syndrome ... Renin-secreting tumor ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... Differential Diagnosis Algorithm ... vasoconstriction syndrome ... • Structural: Tumor ... #Causes #neurology