37 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... ischemia -> Venous ... ischemia causes ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... fluffy white ischemic ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
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
degeneration - Retina ... pituitary tumor) Acute ... Vein Occlusion, Ischemic ... Differential #Diagnosis #causes ... #ophthalmology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... phase symptoms Signs ... / Symptoms / Complications ... e.g. arrythmias, ischemia ... immunology #diagnosis #signs
Measles (Rubeola) 
Clinical 
 • High fever 
 • Cough, Coryza, Conjunctivitis (The 3 C's)
Koplik spots Complications ... Pneumonia (most common cause ... rnortality) • Acute ... Features #Symptoms #Signs
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... / Symptoms / Complications ... spread • Sub-retinal ... pathophysiology #ophthalmology ... #diagnosis #signs
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Botulism Pharmacologic ... Diagnosis #Algorithm #Causes ... #Ophthalmology
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