21 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... bearing after injury ... Loss of signal pulses ... Intra-articulation fracture
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... Causes of spinal ... • Extrinsic Causes ... Vertebral burst fracture ... #lesions #differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... Case description ... hallucis longus Differential ... Posterior syndesmotic ligament ... findings and torn ligament
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... shoulder #clinical #mri
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Band Friction Syndrome ... Case description ... Differential diagnosis ... complex injury: ... within lateral ligaments
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
on MRI ... Differential Diagnosis ... - Can cause ... #degeneration #knee ... #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
 •
- Emergency Causes ... distinguishing feature ... Imaging studies: • MRI ... #differential # ... diagnosis #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Fracture ... deficiency etc) • Spinal ... Repetitive strain injury ... Trauma • Crush injury
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Neurologic deficit can signal ... Compartment syndrome ... drawers, and special ligament ... consider compartment syndrome
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
aspect of the knee ... Case description ... Differential diagnosis ... Semimembranosus-Tibial Collateral Ligament ... #clinical #mri