9 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... fluffy white ischemic ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... - ACS, AKI, acute ... limb ischemia, ... WBC >100k, + lab signs ... TLS #diagnosis #management
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
trucking" • Acute ... retinal edema caused ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crises can be precipitated ... The underlying pathophysiology ... capillaries leading to ischaemia ... 2) Aplasia - Acute ... Crisis #Features #Signs
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... GrepMed Handbook Acute ... ophthalmoplegia), systemic signs ... , facial nerve ischemia ... CNS inflammatory cause
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... tissue: Epithelioid cells ... symptoms are not caused ... #Signs #Symptoms
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
malignancy (Especially acute ... protein C and S Pathophysiology ... Treat primary cause ... #treatment #management ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
recognition and management ... hyperinflammatory syndrome caused ... Presentation • Common Signs ... Pathophysiology ... #Hematology #HemeOnc