41 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
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
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
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Purpura Fulminans, DIC ... Purpura #Rash #Algorithm
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Algorithm for Diagnosis ... Purpura Fulminans, DIC ... Vesicular #Rash #Algorithm
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Differential Diagnosis Algorithm ... Radiculopathy: • Disc ... Differential #Diagnosis #Algorithm
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Differential Diagnosis Algorithm ... • TTP/HUS • DIC ... Differential #Diagnosis #Algorithm
Posterior Vitreous Detachment: Pathogenesis and clinical findings

Separation of the cortical vitreous from the neurosensory retina posterior
except at the optic disc ... Vitreous #Detachment #pathophysiology
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Differential Diagnosis Algorithm ... anemia (TTP, HUS, DIC ... Differential #Diagnosis #Algorithm
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Differential Diagnosis Algorithm ... vein thrombosis), DIC ... Differential #Diagnosis #Algorithm