2684 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 ... the vertebral disc ... complications #msk #pathophysiology
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Hyponatremia - Diagnostic Algorithm ... #Hyponatremia #Algorithm ... #Pathophysiology
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
Polycythemia (Erythrocytosis) - Pathophysiology

#Polycythemia #Erythrocytosis #Pathophysiology #hematology #algorithm #differential #diagnosis
Erythrocytosis) - Pathophysiology ... Erythrocytosis #Pathophysiology ... #hematology #algorithm
Lumbar spine reporting - Nomenclature
Bulge (>25% disc circumference)
  - Symmetric (Circumferential) 
  - Asymmetric
Nomenclature Bulge (>25% disc ... Herniation (<25% disc ... Spine #Reporting #Disc
Petechiae / Purpura - Differential Algorithm by Pathophysiology

Dr. Zaven Sargsyan @sargsyanz

#Petechiae #Purpura #Differential #Algorithm #Pathophysiology #diagnosis
- Differential Algorithm ... by Pathophysiology ... #Differential #Algorithm ... #Pathophysiology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Differential Diagnosis Algorithm ... Radiculopathy: • Disc ... Differential #Diagnosis #Algorithm
Diverticulosis and Angiodysplasia - Pathophysiology and Clinical Features

#Diverticulosis #Angiodysplasia #Pathophysiology #diagnosis #algorithm
Angiodysplasia - Pathophysiology ... Angiodysplasia #Pathophysiology ... #diagnosis #algorithm
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