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Questions and Answers
Basal cell carcinoma is more common in males above the age of 40 years.
Basal cell carcinoma is more common in males above the age of 40 years.
True (A)
Basal cell carcinoma is the commonest malignant lesion of the skin.
Basal cell carcinoma is the commonest malignant lesion of the skin.
True (A)
The most important predisposing factor for basal cell carcinoma is prolonged exposure to ultraviolet rays of the sun.
The most important predisposing factor for basal cell carcinoma is prolonged exposure to ultraviolet rays of the sun.
True (A)
Persons with a light coloured complexion are less liable to basal cell carcinoma than those with dark skin.
Persons with a light coloured complexion are less liable to basal cell carcinoma than those with dark skin.
90% of basal cell carcinoma lesions occur in the face especially above a line from the lobule of the ear to the angle of the mouth.
90% of basal cell carcinoma lesions occur in the face especially above a line from the lobule of the ear to the angle of the mouth.
Albinism and xeroderma pigmentosum do not predispose to multiple basal cell carcinomata all over the body.
Albinism and xeroderma pigmentosum do not predispose to multiple basal cell carcinomata all over the body.
Basal cell carcinoma is more common in farmers, sailors, and countrymen living in sunny areas due to prolonged exposure to ultraviolet rays.
Basal cell carcinoma is more common in farmers, sailors, and countrymen living in sunny areas due to prolonged exposure to ultraviolet rays.
Patients receiving immunosuppression are less liable to develop basal cell carcinoma.
Patients receiving immunosuppression are less liable to develop basal cell carcinoma.
Basal cell carcinoma lesions usually start as a large nodule covered by thick epidermis.
Basal cell carcinoma lesions usually start as a large nodule covered by thick epidermis.
The commonest sites for basal cell carcinoma are the outer or inner canthus of the eye and the nasolabial fold.
The commonest sites for basal cell carcinoma are the outer or inner canthus of the eye and the nasolabial fold.
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Study Notes
Basal Cell Carcinoma Characteristics
- Basal cell carcinoma is more common in males above the age of 40 years.
- It is the most common malignant lesion of the skin.
Predisposing Factors
- Prolonged exposure to ultraviolet rays is the most important predisposing factor for basal cell carcinoma.
- People with light-colored skin are less prone to basal cell carcinoma compared to those with dark skin.
- Occupations with prolonged sun exposure (e.g., farmers, sailors, and countrymen) increase the risk of basal cell carcinoma.
Location and Appearance
- 90% of basal cell carcinoma lesions occur on the face, specifically above a line from the earlobe to the mouth.
- Lesions typically start as a large nodule covered by thick epidermis.
- Common sites for basal cell carcinoma include the outer or inner canthus of the eye and the nasolabial fold.
Special Cases
- Albinism and xeroderma pigmentosum do not predispose to multiple basal cell carcinomas.
- Patients receiving immunosuppression are less likely to develop basal cell carcinoma.
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