7 results
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
) are the most common ... - Inherited Urea ... of ammonia: - Urease ... rare): - Reye syndrome ... deficiency #Ammonia #Pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... fiber layer -> Cotton-wool ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
- gastric and breast ... and M panel Management ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
arterioles -> Cotton-wool ... Hemorrhages • Focal areas ... retinal ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Etiology: • Pathophysiology ... being the most common ... the underlying cause ... with AEDs until cause ... #diagnosis #management
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PFAPA is the most common ... globally, excluding areas ... fever (FMF) PATHOPHYSIOLOGY ... : The exact cause ... known pathogenic cause
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
caused by uncontrolled ... Acquired) HLH: - Common ... Presentation • Common ... Pathophysiology ... • Treat underlying