3110 results
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 ... Glaucoma causes
Common causes of sciatica. Disc herniation is the commonest cause. Spondylolisthesis can cause impingement #Anatomy #Pathophys
Common causes of ... Disc herniation ... the commonest cause ... Spondylolisthesis can cause
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 ... -> Disc less able
Thrombotic Thrombocytopenic Purpura (TTP) vs Disseminated Intravascular Coagulation (DIC)
#Diagnosis #TTP #DIC #Comparison #Table #Laboratory #Findings #RebelEM
Intravascular Coagulation (DIC ... Diagnosis #TTP #DIC
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
Lumbar spine reporting - Nomenclature
Bulge (>25% disc circumference)
  - Symmetric (Circumferential) 
  - Asymmetric
Nomenclature Bulge (>25% disc ... Herniation (<25% disc ... Spine #Reporting #Disc
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... intravascular coagulation (DIC ... MAHA: TTP, HUS, DIC
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... Ischemia of optic disc ... swelling and blurred disc ... Leakage of optic disc ... hemorrhage and disc
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Intravascular Coagulation (DIC ... Manifestations of DIC ... Laboratory Findings in DIC ... MAHA: TTP/HUS > DIC ... for bleeding #DIC
The International Society for Thrombosis and Haemostasis Subcommittee recognizes a published scoring system to help identify
help identify DIC ... i a t e d with DIC ... suggestive of DIC ... 97% specific for DIC ... Diagnosis #Honc #DIC