13 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
: Pathogenesis and ... red reflex) • Orbital ... detachment • Red Eye ... Retinoblastoma #pathophysiology ... #ophthalmology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
normal: - extra-ocular ... preseptal compartment/orbital ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Ocular Manifestations ... • Loss of the eye ... #Xeropthalmia #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
ophthalmicus • Orbital ... Episcleritis Ocular ... Unilateral or bilateral symptoms ... #ocular #differential ... #diagnosis #ophthalmology
Posterior Scleritis on Ocular POCUS
Patient presents with left eye pain, redness and decreased visual acuity.
Posterior Scleritis on Ocular ... POCUS Patient presents ... with left eye pain ... Right eye normal ... #ultrasound #ophthalmology
Aneurysmal bone cyst on Ocular POCUS
A 25y/o M with persistent right eye lacrimation and mild swelling
POCUS A 25y/o ... persistent right eye ... The ultrasound shows ... Orbital MRI was ... #ultrasound
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... Occurs in small eyes ... -> crowding of ocular ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... presents with eye ... pain and is unable ... #Ocular #Ophthalmology ... #clinical #ultrasound
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
symptoms develop ... Psychiatric symptoms ... • Delusions Ocular ... : • Eye dryness ... periorbital, or orbital