21 results
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Neuromuscular Weakness ... Neuromuscular junction ... Neuromuscular #Weakness ... #Differential #Neurology
Major Segments of the Nephron and their Functions 
 - Glomerulus - Formation of glomerular filtrate
Nephron and their Functions ... convoluted tubule (DCT ... Nephron #Segments #Function
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
of Peripheral Weakness ... • No Objective Weakness ... Neuromuscular Junction ... #Peripheral #Weakness ... #Sensory #Neurology
Magnesium Absorption and Pathophysiology 
Magnesium Absorption: 
 • absorbed in the GIT — small intestine, Saturable
Henle • 5-10% in DCT ... Mg #transport #nephrology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... No Objective Weakness ... Neuromuscular Junction ... #Peripheral #Weakness ... #Neurology #Differential
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
loss of motor function ... Upper extremity weakness ... loss of motor function ... anesthesia. leg weakness ... #orthopedics #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Neuromuscular junction ... Neuromuscular #Weakness ... differential #diagnosis #neurology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Ileostomy - NGT suction ... SIGNS: • Muscle weakness ... transport, renal function ... Gastrointestinal function ... Pathophysiology #Nephrology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
blocks receptor function ... variable degree of weakness ... Limb- proximal weakness ... Severe bulbar weakness ... diagnosis #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Approach To Weakness ... Muscle • Muscle weakness ... Neuromuscular Junction ... Differential #Diagnosis #neurology