10 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 ... bacilli (19%) - Mycobacterium ... - Aneurysmal bone ... diagnosis #msk #
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... fragmentation and mild bone ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #msk
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
belonging to the Mycobacterium ... Cause Many Illnesses ... ) - Bone Marrow ... Diagnosis Of NTM ... #Infections #differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... (save $$) Differential ... • Bone contusion ... #msk
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Diagnosis Algorithm ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Case description ... Differential diagnosis ... BucketHandle #Tear #knee ... #msk
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Related Infections - Differential ... Diagnosis Framework ... pseudomallei • Mycobacterium ... Campylobacter jejuni • NTM ... endemic fungi cause
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
illness features - One ... fevers • MAC/NTM ... organizing PNA • Mycobacterium ... Leishmaniasis Differential ... Inflammatory #Syndrome #Differential
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Dislocation - MSK ... consistent with bone ... There is also a bone ... Differential diagnosis ... #msk
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
the subchondral bone ... Case description ... Osteonecrosis of the Knee ... Differential diagnosis ... #msk