10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... , median nerve injury ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... • Due to injury ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... capsuloligamentous injury ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... decreased reflexes Pathophysiology ... : - MRI is modality ... damage - CXR should ... Residency @CMC_IM #Potts
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Infraction - MSK Radiology ... Case description ... factors include: Short ... Plantar plate injury ... foot #clinical #mri
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... Presentation: Injury ... bouts of HTN Diagnostic ... NMO-IgG (anti-AQP4) should ... , MOG-IgG test should
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
What causes ECU ... ECU Subluxation diagnosed ... the ECU tendon, MRI ... relevant body parts ... subluxation #clinical #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Mutism Pathophysiology ... : • Severe injury ... Awareness • Injury ... caseyalbin #PhysicalExam
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Several of the diagnoses ... Due to their short ... secretions and should ... Most commonly caused ... #Radiology #CTChest