18 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Joint Causes of Leg ... Arthritis • Popliteus ... Skin Causes of Leg ... lower #extremity #msk
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
paralysis) in both legs ... loss of normal leg ... disturbance in legs ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Externally Rotated Leg ... • Shortened leg ... down affected leg ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Amy Chung, MD, MSc ... #Pharmacology #Pathophysiology ... Mechanisms #DOAC #Hematology
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
: • Straight leg ... Radiculopathy #MSK ... signs #symptoms #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Negative Straight Leg ... MeralgiaParesthetica #MSK ... #pathophysiology
Baker's Cyst on POCUS
45-year-old female. Bilateral legs/knees discomfort and swelling. POCUS: Baker’s cyst. Compressible veins 

Ali
Bilateral legs/knees ... clinical #ultrasound #msk ... #popliteal
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
saddle anesthesia. leg ... Syndromes #diagnosis #pathophysiology ... signs #symptoms #msk
Popliteal (Baker’s) Cyst: Pathogenesis and clinical findings
 • Idiopathic
 • Meniscal Lesions
 • Osteoarthritis
 • Rheumatoid
Popliteal (Baker ... Arthritis Notes: • Popliteal ... • Popliteal cysts ... #BakersCyst #MSK ... #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Amy Chung, MD, MSc ... Classification #pathophysiology ... #Hematology #Diagnosis