53 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... • Cardio-pulmonary ... muscular atrophy • Hodgkin's ... Lambert-Eaton Myasthenic Syndrome ... Dystrophy • Statin
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... heavy metals), Critical ... poisoning, Scorpion sting ... #diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
effects of SCC or Hodgkin ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
onset of limb weakness ... Reconstitution Inflammatory Syndrome ... 4 weeks after starting ... neurological symptoms • Caused ... #Tuberculosis #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... disorder (Cardiac, pulmonary ... Lack of UMN/LMN signs ... toxins: Steroids, Statins ... #neurology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... - Differential Diagnosis ... Myopathy: Drugs (statin ... Rhabdomyolysis, Critical ... #causes #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... Upper extremity weakness ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... Complications: • Weakness ... pain (shooting, stabbing ... pathophysiology #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... osmolarity If cause ... investigations depending on clinical ... context and signs ... #nephrology #causes