1712 results
Disc Herniations - Pathogenesis and Complications
• 90% of Lumbar disc herniations happen at L4/5 and L5/S1
•
Disc Herniations ... 90% of Lumbar disc ... 60% of cervical disc ... complications #msk ... #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
intervertebral disc ... MeralgiaParesthetica #MSK ... #pathophysiology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar degenerative disc ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Syndrome -> Trauma, disc ... Syndromes #diagnosis #pathophysiology ... signs #symptoms #msk
Lumbar spine reporting - Nomenclature
Bulge (>25% disc circumference)
  - Symmetric (Circumferential) 
  - Asymmetric
Nomenclature Bulge (>25% disc ... Herniation (<25% disc ... Spine #Reporting #Disc ... Radiology #Diagnosis #MSK
Papilledema vs Normal Optic Disc

Blurred vs sharp optic disc margins

#Papilledema #OpticDisc #Normal #Comparison #Fundoscopy #Ophthalmology #Clinical
vs Normal Optic Disc ... vs sharp optic disc
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... Amy Chung, MD, MSc ... #Jaundice #Pathophysiology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Pathological Optic Disc ... Note cup-to-disc ... Thinning of optic disc ... so that optic disc
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Ischemia of optic disc ... swelling and blurred disc ... Leakage of optic disc ... hemorrhage and disc ... #Retinopathy #pathophysiology
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
- Degenerative Disc ... VitaminCD #Mnemonic #MSK