14 results
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
trucking" • Acute ... retinal edema caused ... by ischemia results ... pathophysiology #ophthalmology ... #diagnosis #signs
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
pituitary tumor) Acute ... Vein Occlusion, ... Ischemic Optic ... Differential #Diagnosis #causes ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... Hard Exudates • Occlusion ... fluffy white ischemic ... pathophysiology #ophthalmology ... #diagnosis #signs
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Corneal abrasion, Acute ... artery or vein occlusion ... Lens dislocation, Ischemic ... differential #diagnosis #causes ... #ophthalmology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... osmolarity If cause ... clinical context and signs ... #Injury #AKI #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... hypertension and signs ... damage such as retinal ... bruit or signs ... #Hypertension #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... is unconscious, signs ... New or evolving regional ... Guidelines for crises ... Diagnosis #Management #Workup
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
Anosmia, Stroke • Renal ... : Acute kidney injury ... shock, Myocardial ischemia ... , Acute cor pulmonale ... Extrapulmonary #Diagnosis #Signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ... ischemic disorder ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crises can be precipitated ... exist): 1) Vaso-ocdusion ... capillaries leading to ischaemia ... 2) Aplasia - Acute ... Crisis #Features #Signs