33 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... Weakness #Causes #differential ... #diagnosis #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... hallucis longus Differential ... flexion but no symptoms ... #msk
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... damage to sacral nerves ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... barium, CT, or MR ... #Diarrhea #management ... algorithm #workup #diagnosis ... #differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Diagnosis Framework ... changes • Urinary symptoms ... Abdominal cutaneous nerve ... #Causes #Differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... and Management ... but stable or chronic ... anterior/posterior MSK ... #Management #Signs
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
conjunction with symptoms ... neuropathy (LHON) plus MRI ... consistent with MS ... noninflammatory #differential ... #diagnosis
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... anaphylaxis, release syndrome ... #Diagnosis #table ... #comparison #criticalcare
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... ), compartment syndrome ... • If stable ... Radiology #XRay #Diagnosis ... #Proximal #MSK
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... spine L1-L5 Symptoms ... Diagnosis: • ... Imaging studies: • MRI ... #differential #