General Surgery — Flashcards

Flashcard 751: A persistent meibomian cyst (chalazion), as shown below, should be _____ to rule out carcinomas of the eyelid

Answer: biopsied

Flashcard 752: How can you differentiate between orbital and preseptal cellulitis? _____ Orbital causes oedema/erythema of conjunctiva as well as eyelids

Answer: Orbital usually has ophthalmoplegia, proptosis, decreased vision and papilloedema

Flashcard 753: _____ presents as a keratotic poorly-defined nodule which can often ulcerate. They are usually painful

Answer: Squamous cell carcinomas (SCC)

Flashcard 754: _____ basal cell carcinoma is a small, skin-coloured papule/nodule with surface telangiectasia and a pearly rolled edge The lesion may have a necrotic or ulcerated centre

Answer: Nodular

Flashcard 755: Pain_____, firm, localised eyelid swelling that develops gradually is suggestive of meibomian cyst (chalazion)

Answer: less

Flashcard 756: What is the management of a meibomian cyst (chalazion)? _____

Answer: Gentle massage with a warm compress (massage towards eyelids)

Flashcard 757: Is ophthalmoplegia present in orbital cellulitis? _____

Answer: Yes

Extra: Orbital cellulitis is characterized by: 1. Ophthalmoplegia (painful/restricted eye movements) 2. Proptosis 3. Decreased visual acuity These features are NOT seen in preseptal cellulitis.

Flashcard 758: Topical treatments for superficial Basal Cell Carcinoma (BCC) include _____.

Answer: Imiquimod or 5-Fluorouracil

Extra: Imiquimod (an immune response modifier) and 5-FU (an antimetabolite) are used specifically for superficial BCCs in low-risk areas.

Flashcard 759: Patients presenting with central retinal artery occlusion should have an _____ to screen for carotid artery atherosclerosis

Answer: urgent carotid artery duplex US/doppler

Flashcard 760: Infective conjunctivitis presents with _____, "sandy" sensation, & discharge

Answer: conjunctival injection