Most common tumour of eyelid is
Correct Answer: Basal cell carcinoma
Description: (A) (Basal cell carcinoma) (430-Nema 5th) (457- Parson 21st)* Basal cell carcinoma is the most common maligment tumour of the eyelids and constitutes 85%-90% of the all malignant epithelial eyelid tumours.* Squamous papilloma is the most common benign tumour of the eyelid.Common malignant tumours of the eyelidTypeCommon locationClinical featuresSpreadTherapyBasal cell carcinomaMedial canthus, lower lidNodule, central ulceration with pearly surface telangiectasiaLocalResection RadiationSquamous cell carcinomaLower lid. From previous actinic keratosisUlcer with thickened margins, keratosis papillomatousLocal, lymph nodesResection,RadiationCryotherapySebacious cell carcinomaUpper lidNodular resembling, chalazion multifocal F > M recurrence commonLocal intraepith elial lymph nodesResectionCryotheropyExenterationMalignant melanomaPrevious nevi> 6mm size pigmented lesion. Vascularization inflammationLocal vascular lymph nodesResectionExenterationThe moct common benign orbital tumour is adults Cavernous HemangiomaMost common malignant orbital tumour in adults is LymphomaMost common benign orbital tumour in children is Dermoid cystMost common malignant orbital tumour in children is RhabdomyosarcomaBASAL CELL CARCINOMA* Also k/a "Rodent ulcer"* It is more common in Caucasians (99%)* Age is 40-79 years* Ultravoilet light exposure is one of the most important risk factors* It is locally malignant* It involves most commonly lower eyelid (50-60) >medial canthus (25-30%) >upper eyelid (15-20%) > lateral canthus* Basal cell nevus syndrome (Gorlin- Goltz syndrome) is a rare syndrome occurring in <l%of patients with basal cell carcinoma* Surgery is the treatment of choice - there are two- techniques(i) Moh's micrographic surgery(ii) Excisional biopsy with frozen section control
Category:
Ophthalmology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now