13 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... Impaired extra-ocular ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Periorbital Cellulitis ... normal: - extra-ocular ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... - Differential Diagnosis ... - Cotton wool spots ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
-> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... meningitis), MCC CNS symptoms ... Recurrent and chronic ... inhibitors • Uveitis- Ophthalmology ... management #signs #symptoms
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... ophthalmicus • Orbital cellulitis ... Episcleritis Ocular ... Unilateral or bilateral symptoms ... #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... without aura - Chronic ... - Autonomic symptoms ... glaucoma - Ocular ... #ophthalmology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
85% • < 50% in chronic ... infection) • Chronic ... Inhalation of spores ... osteoarticular, pulmonary, ocular ... : • Acute or chronic
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... on POCUS A patient ... of the sclera supports ... the diagnosis of ... #Ocular #Ophthalmology