41 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... hallucis longus Differential ... Posterior syndesmotic ligament ... findings and torn ligament ... Trigonum #OsTrigonum #Syndrome
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
WITHOUT Bankart lesion ... Differential diagnosis ... Reverse HAGL (RHAGL) lesion ... BHAGL): Avulsion fracture ... shoulder #clinical #mri
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Diagnosis- Compatible syndrome ... + MRI lesions + ... #Brain #differential
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... to rule out RC Lesion ... Whiplash • Skull Fracture ... hearing #subjective #Differential
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... and Perthes lesion ... surgical repair Differential ... inferior glenohumeral ligament ... #clinical #mri
Webber Ankle Injury Classification

A: In a Supination-Adduction injury the fibula breaks first, with a fracture below
Webber Ankle Injury Classification ... malleolus OR a deltoid ligament ... Because a deltoid ligament ... and easy way to differentiate ... #Classification
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
- Differential ... • Cellulitis Ligament ... Bone • Fracture ... Aseptic Bursitis Ligament ... #MSK #Differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Brown-Séquard Syndrome ... Posterior Cord Syndrome ... Vertebral burst fracture ... #lesions #differential
Shock Types and Classification
DISTRIBUTIVE 66%
 • Sepsis/SIRS, anaphylaxis, adrenal insufficiency, liver failure, toxins, spinal/neurogenic
 • Warm
Shock Types and Classification ... CARDIOGENIC 16% • MI ... OBSTRUCTIVE 2% • PE, tension ... #Shock #Types #Classification ... #diagnosis #differential
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... contractility) - Acute MI ... tamponade - Tension ... #Diagnosis #Classification