291 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... dissociation • Other causes ... trauma/orbital tumor ... #neurology #ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
(no horizontal movement ... of this are tumors ... the hospital, diagnosed ... #PhysicalExam # ... ophthalmology #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... macropsia), color, movement ... (Many causes!) ... (e.g. stroke, tumor ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Differential Diagnosis ... Illusion of Rotary Movement ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... - Intracranial tumor ... Infection, Compression Tumor ... #Differential #Diagnosis ... #neurology #sparing
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Renin secreting tumor ... #Differential #Diagnosis ... #Algorithm #causes ... potassium #low #nephrology
Budd Chiari Syndrome
Hepatic vein obstruction. Can be caused by thrombosis or sometimes a tumour. Can lead
Budd Chiari Syndrome ... Can be caused by ... or sometimes a tumour ... #BuddChiari #Syndrome ... #Diagnosis #Causes
Causes of Dizziness - Vertigo and Lightheadedness - Differential Diagnosis Algorithm
 • True Vertigo - Illusion
Causes of Dizziness ... - Differential Diagnosis ... Illusion of Rotary Movement ... Vertigo #Dizzy #Neurology ... #Algorithm #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Renin-secreting tumor ... #differential #diagnosis ... #nephrology #potassium
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis