305 results
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
(no horizontal movement ... The most common causes ... of this are tumors ... #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 ... Illusion of Rotary Movement ... Dysfunction - Imbalance, neurologic ... Infratentorial Tumors ... Dizziness #Vertigo #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... dissociation • Other causes ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... #clinical #video ... #neurology #physicalexam
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
SAME, Cushing Syndrome ... Renin secreting tumor ... , Gitelman syndrom ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Opsoclonus Myoclonus Ataxia Syndrome (OMAS) on Physical Exam

Dancing eyes and dancing feet in an adult [Aka-
Myoclonus Ataxia Syndrome ... multidirectional fast eye movements ... #PhysicalExam # ... clinical #video ... #neurology #ophthalmology
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Locked-In Syndrome ... Look at the eye movement ... #PhysicalExam # ... clinical #video ... #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Extraocular #Movement ... ophthalmology #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Renin-secreting tumor ... diagnosis #algorithm #causes ... #nephrology #potassium