12 results
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
and Perthes lesion ... Case description ... surgical repair Differential ... mri #clinical #Radiology ... #diagnosis #msk
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 ... Loss of signal pulses ... Intra-articulation fracture ... diagnosis #msk #
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... WITHOUT Bankart lesion ... Differential diagnosis ... BHAGL): Avulsion fracture ... #diagnosis #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Fracture ... Limb ischemia • Aortic ... refill - Poor pulses ... lower #extremity #msk
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
with Pathologic Fracture ... - MSK Radiology ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Case description ... Controversy: Subchondral fracture ... Differential diagnosis ... Freiberg #Infraction #foot
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... ischemic skin lesions ... tract, and often causes ... diminished, or tender pulses ... #classification
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
Case description ... favored because lesion ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diminished, or tender pulses ... < 30 years • Aorta ... claudication, pulse ... Arteritis): • Aorta ... tract, and often causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
animals • Milk • Food ... status NTM Cause ... Nodular or cavitary lesions ... Hematologic malignancy ... NTM #Infections #differential