10 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Seronegative Reactive Syndrome ... Intra-articulation fracture ... - Patellar dislocation ... #diagnosis #msk
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... • "Edema-like" ... posterolateral talus ... hallucis longus Differential
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Controversy: Subchondral fracture ... 1st MT, hallux valgus ... Differential diagnosis ... foot #clinical #mri
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
- MSK Radiology ... injury of the knee ... Differential diagnosis ... #patella #knee ... #clinical #mri #
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Compartment syndrome ... consider compartment syndrome ... internal rotation and varus ... #Injury #msk #clinical
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Differential diagnosis ... • Stress fracture ... calcaneus with marrow edema ... Heel #clinical #mri
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
the region of edema ... Osteonecrosis of the Knee ... Differential diagnosis ... #clinical #mri ... Radiology #diagnosis #msk
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
- MSK Radiology ... surrounding marrow edema ... Jaffe-Campanacci syndrome ... Differential diagnosis ... Radiology #diagnosis #msk
Medial Tibial Stress Syndrome (Shin Splints) - MSK Radiology
Imaging Findings:
 • Within the mid diaphysis of
Tibial Stress Syndrome ... Shin Splints) - MSK ... • MRI evidence ... -sequences +/- fracture ... Differential diagnosis
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
Marked marrow edema ... Differential diagnosis ... tendon subluxation/dislocation ... tubercle #clinical #mri ... Radiology #diagnosis #msk