67 results
Duchenne Muscular Dystrophy (DMD)
The term "Muscular dystrophy" refers to a group of inherited progressive muscle disorders.
Duchenne Muscular ... Guillaume Duchenne ... muscle fibres and also ... #Duchenne #MuscularDystrophy ... #DMD #Diagnosis
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Diagnosis Algorithm ... Polymyositis • Duchenne ... Muscular Dystrophy ... Peripheral #Weakness #Neurology ... #Differential #
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Motor Nerves: ALS ... myopathy, Muscular dystrophy ... , Myotonic dystrophy ... Weakness #Causes #differential ... #diagnosis #neurology
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
progressive dysphagia, dysarthria ... consistent with a diagnosis ... Clinical #Video #ALS ... #Neurology #NEJM
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Constipation - Differential ... Diagnosis Algorithm ... Volume / Bulk Neurologic ... Syndrome • Muscular Dystrophy ... #Diagnosis #Algorithm
One-and-a-Half Syndrome
1 - One eye cannot move AT ALL horizontally
1/2 - The other eye can only
One-and-a-Half Syndrome ... cannot move AT ALL ... abduct (can do only half ... #Syndrome #diagnosis ... #neurology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
/ULN ALT) / (Alk ... Liver Failure (ALF ... rises later - Half ... liver #chemistry #diagnosis ... #differential #
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
myocardial involvement as ... Duchenne-Becker ... dystrophy, Neurofibromatosis ... Cardiomyopathies #cardiology #diagnosis ... #differential #
Dysphagia - Differential Diagnosis Algorithm

Oropharyngeal Dysphagia 
Esophageal Dysphagia 
 • Upper 2/3 (striated muscle): stroke, NMJ
Dysphagia - Differential ... Diagnosis Algorithm ... NMJ disorders, ALS ... , MS, muscular dystrophy ... #Diagnosis #Algorithm
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... Diagnosis Algorithm ... • Diplopia • Dysarthria ... #Hemiplegia #Neurology ... #Differential #