Red Eye and Adnexal Oncology Flashcards
Give differential diagnoses for conditions causing a red eye
Uveitis Conjunctivitis Scleritis Acute glaucoma Keratitis/corneal ulcer Orbital cellulitis
Presentation of preseptal cellulitis
Systemically well
Pain, redness and swelling of eyelid
May be able to see an obvious bite/puncture mark
Presentation of uveitis
Red eye
Blurred vision
Light sensitivity
Part of the eye most commonly affected by uveitis
Anterior
can also affect intermediate and posterior
What is panuveitis?
Uveitis affecting the whole eye
Causes of uveitis
Systemic disease
Idiopathic
Infection
Malignancy
Treatment of uveitis
Topical anti-inflammatory steroid drops and eye drops to dilate pupil and reduce scarring if anterior
Systemic immunosuppressants if posterior
Presentation of acute angle glaucoma
Severe pain
Vomiting
Fixed, dilated pupil
Pupil non-responsive to light
Treatment of corneal abrasion
Usually resolves on its own in 2-3 days, can give antibiotics to reduce risk of secondary infection
Presentation of orbital cellulitis
Pain, redness and swelling of eyelid Systemically unwell Double vision Conjunctivitis/chemosis Exopthalmos Blurred vision
Common causes of orbital cellulitis
Sinusitis
Dental infection
Haematological spread of infection
Treatment of orbital cellulitis
IV/oral antibiotics
Examples of benign orbital tumours
Capillary haemangioma
Cavernous haemangioma
Pleomorphic adenoma
Optic nerve glioma
Examples of malignant orbital tumours
Lymphoma Metastatic regional spread Rhabdomyosarcoma Lacrimal gland carcinoma Osteosarcoma Liposarcoma Primary melanoma
Examples of benign eyelid tumours
Squamous cell papilloma Basal cell papilloma Melanocytic naevus Actinic keratosis Pyogenic granuloma Keratoacanthoma Capillary haemangioma Cavernous haemangioma