18 results
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Bisphosphonate suppresses bone ... damage weakens the bone ... Femur #Fractures #msk ... orthopedics #diagnosis #differential ... #causes #pathophysiology
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 ... • MRI is more sensitive ... tibial tuberosity Differential ... marrow edema and bony
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
excessive bone ... turnover -> Incr bone ... Incr (abnormal) bone ... formation MSK ... -> Conductive hearing
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Normal: Air > bone ... loss: Bone > Air ... cause unknown) ... #Loss #Differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... physeal fusion and bone ... repeated follow-up MRI ... (save $$) Differential ... • Bone contusion
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Case description ... Differential diagnosis ... plate, subchondral bone ... foot #clinical #mri
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Mucous membranes • Bone ... nonimmune hemolysis MSK ... , or any other cause ... weeks #Scurvy #Pathophysiology ... #AscorbicAcid #Pathophysiology
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 ... Non-weight bearing ... - Aneurysmal bone ... diagnosis #msk #
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
Osteoclast-osteoblast coupled bone ... Fluoroquinolones - Causes ... from GI tract, bone ... #Orthopedics #msk ... #Staging #pathophysiology
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Case description ... - Bone scans ... Differential diagnosis ... Desmoid #clinical #mri