14 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
acetabular wall • Anterior ... femoral head onto anterior ... Signs/Symptoms ... Fractures #msk #diagnosis ... pathophysiology #signs
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Herpes zoster - HIV ... #diagnosis #lower ... extremity #msk #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Brucellosis - Viruses: HIV ... #diagnosis #msk ... #physicalexam
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Abdominal Reflex L2 Anterior ... Medial Thigh Hip ... Femoral Condyle Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL sign ... Differential diagnosis ... not attached to anterior ... BucketHandle #Tear #knee ... clinical #Radiology #diagnosis
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... Note: • Left leg ... common iliac artery anteriorly ... Lower #Extremity #PhysicalExam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... Negative Straight Leg ... ligament (near anterior ... pathophysiology #differential ... #diagnosis #signs
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Deformity / Limp - Differential ... Diagnosis Algorithm ... Joint • Hip Dysplasia ... Epiphysis (SCFE) • Legg-Calve-Perthes ... Disease Knee Joint
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
syphilis, and HIV ... tracts in the anterior ... multiradicular pain - Leg ... syndromes #lesions #differential ... #diagnosis #neurology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... Psoriasis - Elbows, knees ... Trunk, especially anterior ... dermatology #rash #differential ... #diagnosis #skin