17 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
left 6th nerve palsy ... Caused by a ... retraction #nystagmus #ocular ... #physicalexam # ... clinical #video #neurology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential Diagnosis ... (late) • High Urine ... #Algorithm #Nephrology ... #Causes
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Saturday night palsy ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... Urine chloride is ... the indicated causes ... #Algorithm #nephrology ... #differential #diagnosis
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Diagnosis ECF ... volume contracted: urine ... #Differential #Diagnosis ... #Causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... A urine K/Cr ratio ... • Diarrhea A urine ... - Metabolic Alkalosis ... #Hypokalemia #diagnosis
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
fasciculus), which causes ... The most common causes ... the hospital, diagnosed ... Half #Syndrome #PhysicalExam ... ophthalmology #neurology
Round the Houses Sign of PSP on Physical Exam

Round the house sign in Progressive Supranuclear Palsy.
Progressive Supranuclear Palsy ... RoundTheHouses #Sign #PSP #PhysicalExam ... clinical #video #ocular ... #neurology #Progressive ... #Supranuclear #Palsy