A precancerous lesion occurring anywhere in the mouth, evidenced by elevated gray-white or yellow-white leathery surfaced lesions with clearly defined borders, is known as Oral leukoplakia.
An oral leukoplakia occurs as a lesion of elevated grey-white or yellow-white leathery surface which is an indicator of precancerous changes or a mouth cancer and is mainly diagnosed by oral biopsy.
It is caused due to heavy smoking habits, tobacco chewing or due to heavy alcoholism. Main symptoms or signs include white patched areas which cannot be removed. often removal of these patches or giving up on the causative agents can cure the disease.
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Answer:
The correct option is : b. Hydrochlorothiazide
Explanation:
Postural hypotension, also known as the orthostatic hypotension, is a medical condition in which the blood pressure of a person drops while in a standing or sitting position. This condition is characterized by a drop in the systolic and diastolic blood pressure of at least 20 and 10 mm Hg respectively. This drop in blood pressure can be sudden or gradual.
The hydrochlorothiazide is an anti-hypertensive drug which can cause postural hypotension.
Answer:
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