11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... spared in this injury ... regimental badge" anesthesia ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Impotence - Saddle anesthesia ... loss - Saddle anesthesia ... #differential # ... diagnosis #neurology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
amphetamines) Toxic: • Radiologic ... Phaeochromocytoma Neurologic ... Traumatic brain injury ... #Hyperthermia #Differential ... Diagnosis #Management #Workup
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... are a possible ... (save $$) Differential ... Salter Harris injury ... #diagnosis #msk
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... below the site of injury ... Non-compressive Spinal Cord Causes ... disorders #diagnosis #neurology ... #differential
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... capsuloligamentous injury ... mri #clinical #Radiology ... #diagnosis #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... - Emergency Causes ... constipation Differential ... #diagnosis #causes ... #neurology
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... Case description ... related to avulsive injury ... Differential diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... • Infectious causes ... diagnosis #management #neurology ... #differential
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... surgical repair Differential ... Similar injury to ... mri #clinical #Radiology ... #diagnosis #msk