21 results
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Posterior Cruciate ... mm on posterior drawer ... PCL: Posterior drawer ... #MSK #Sports #pathophysiology ... classification #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... #Syndromes #diagnosis ... #pathophysiology ... #signs #symptoms ... #msk #orthopedics
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
Posterolateral Drawer ... is difficult to diagnose ... and posterior cruciate ... #Drawer #Test # ... Knee #Posterior #msk
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Isolated Anterior Cruciate ... Ligament (ACL) Injury ... test + Anterior Drawer ... AnteriorCruciateLigament #ACL #Injury ... #MSK #Sports #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... sensory • Before diagnosis ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential #diagnosis
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
B and CD-4+ T cells ... -> Tissue injury ... RheumaticFever #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... lateral hip Signs/Symptoms ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
mutation) that alter ... old; F>M Signs/Symptoms ... Anemia - Giant cells ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
causes direct injury ... vascular endothelial cells ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... pattern of spread, B symptoms ... Amy Chung, MD, MSc ... Classification #pathophysiology ... #Hematology #Diagnosis