9 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 ... Loss of signal pulses ... - Patellar dislocation ... #Effusions #causes ... diagnosis #msk #
Anatomy of the Knee X-ray - AP projection. ⁣⁣
It’s important to be able to identify the
Anatomy of the Knee ... To asses the patella ... or to look for effusion ... #xray #clinical ... #radiology #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... surgical repair Differential ... Perthes #lesion #clinical ... #mri #clinical ... Radiology #diagnosis #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... : ~25% cases. ... normal distal pulses ... CLINICAL: instability ... #Injury #msk #clinical
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Case description ... >1 mm AP, ... Differential diagnosis ... • Stress fracture ... #mri #clinical
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... BHAGL): Avulsion fracture ... #mri #clinical ... Radiology #diagnosis #msk
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 #
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
Case description ... Osteonecrosis of the Knee ... Differential diagnosis ... #clinical #mri ... #diagnosis #msk
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
Case description ... Differential diagnosis ... tendon subluxation/dislocation ... #mri #clinical ... Radiology #diagnosis #msk