120 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
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Differential Diagnosis Algorithm ... Radiculopathy: • Disc ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... • TTP/HUS • DIC ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
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
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
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Differential Diagnosis Algorithm ... vein thrombosis), DIC ... Differential #Diagnosis #Algorithm ... #Causes #endocrinology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... • MAHA (TTP, DIC ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Differential Diagnosis Algorithm ... anemia (TTP, HUS, DIC ... Differential #Diagnosis #Algorithm ... #causes