28 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Chemosis: Edema ... Endopthalmitis: ... > Conjunctival chemosis ... Panopthalmitis -> Endopthalmitis ... diagnosis #signs #symptoms
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Hemorrhage • Conjunctivitis ... Closure Glaucoma • Endophthalmitis
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Common Causes: • Conjunctivitis ... keratitis • Acute endophthalmitis ... Unilateral or bilateral symptoms ... • End stage endophthalmitis ... #Red #eye #Conjunctivitis
Gonococcal Ophthalmia Neonatorum (GON) - Figure 1

A 4-day-old girl was brought to the emergency department (ED)
Chemosis and injection ... Gonorrhea #Gonococcal #Conjunctivitis
Measles (Rubeola) 
Clinical 
 • High fever 
 • Cough, Coryza, Conjunctivitis (The 3 C's)
Cough, Coryza, Conjunctivitis ... KoplikSpots #Features #Symptoms
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Ophthalmologic: Uveitis, conjunctivitis ... Sarcoidosis #Diagnosis #Symptoms
Graves’ Disease: Pathogenesis and Clinical Findings
B & T lymphocyte mediated autoimmunity attack TSH receptor -> Continuous
etiology Signs/Symptoms ... - Conjunctiva: conjunctivitis ... endocrinology #symptoms
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Signs/Symptoms: ... retraction - Conjunctivitis
Pediatric Inflammatory Multisystem Syndrome Temporally associated with SARS-CoV-2 infection (PIMS-TS)
Clinical features
all: fever > 101.3 F
most: oxygen
diarrhea, vomiting, conjunctivitis ... diagnosis #Signs #Symptoms
Endophthalmitis: Infection within the eye. This most commonly occurs via introduction of microbes from the outside
(e.g.
Endophthalmitis: ... Note the profound chemosis ... Ophthalmology #Endophthalmitis ... #Chemosis #Photo