18 results
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... clinical #video #neurology ... #physicalexam # ... msk #orthopedics ... #sports #hand
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... aracteristic "claw hand ... " ± Horner Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Renin secreting tumor ... #Hypokalemia #Differential ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... • Skin and/or ... Renin-secreting tumor ... #hypokalemia #differential ... #nephrology #potassium
Causes of Dementia / Cognitive Impairment - Differential Diagnosis Algorithm

Affecting Multiple Domains
 • Depression
 • Delirium
Decline
Drug Abuse • Tumor ... Extrapyramidal Features • Parkinson's ... Early Language and ... CognitiveImpairment #Dementia #Neurology ... #Differential #
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... in size (micro and ... (e.g. stroke, tumor ... #diagnosis #neurology ... #differential
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... - Inability to differentiate ... right and left, ... Brain Injury, Tumor ... #neurology #diagnosis
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... • Extrinsic Causes ... #lesions #differential ... #diagnosis #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
as arrhythmias and ... wasting from other causes ... Renin secreting tumor ... diagnosis #Algorithm #differential ... #potassium #nephrology