16 results
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... of anterior shoulder ... shoulder dislocation ... Differential diagnosis ... #clinical #mri
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
joint dislocation ... Case description ... GH dislocations ... surgical repair Differential ... #clinical #mri
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dislocation - May
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... • Intrinsic Causes ... Vertebral burst fracture ... #lesions #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl syndrome ...  Most common cause ... albumin-cytologic dissociation ... Differential diagnosis
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
with Pathologic Fracture ... • MRI demonstrates ... Jaffe-Campanacci syndrome ... Differential diagnosis ... on MRI without
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Differential Diagnosis ... Anterior Chamber ... edema • Lens dislocation ... #differential # ... ophthalmology #causes
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
tendon (>7mm) with anterior ... Case description ... Differential diagnosis ... • Stress fracture ... Heel #clinical #mri
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L5/S1 with an inferior ... - Emergency Causes ... Imaging studies: • MRI ... #differential # ... diagnosis #causes
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... findings based on cause ... anaphylaxis, release syndrome ... #Diagnosis #table