35 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 ... fracture - Patellar dislocation ... #differential # ... diagnosis #msk #
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... had a palpable mass ... - **MSK rads ... Differential diagnosis ... #diagnosis #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... • MRI is more sensitive ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #mri #clinical
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Anserine Bursitis - MSK ... aspect of the knee ... Case description ... Differential diagnosis ... #clinical #mri
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm Clinical ... symptoms suggest a mass ... Cataract/Lens Dislocation ... #DoubleVision #Differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... albumin-cytologic dissociation ... Differential diagnosis ... cord lesion on MRI ... shows mass or compression
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... repeated follow-up MRI ... (save $$) Differential ... #mri #clinical
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder dislocation ... Differential diagnosis ... #mri #clinical ... Radiology #diagnosis #msk
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Case description ... hallucis longus Differential ... #mri #clinical ... Radiology #diagnosis #msk
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
Differential Diagnosis ... Circumscribed mass ... #degeneration #knee ... #clinical #mri ... #diagnosis #msk