Following is true about bronchial carcinoids –
Correct Answer: Carcinoid syndrome does not manifest
Description: Ans. is 'c' i.e., Carcinoid syndrome does not manifest Bronchial carcinoid o Most patients < 40 years o Not related to smoking o Most tumors are confined to main stem bronchi and commonly project into lumen. Some tumors penetrate the bronchial wall to fan out in the peri-bronchial tissue producing the collar-button lesion. o Most bronchial carcinoids :Do not have secretory activity. Do not metastasize to distant sites (follow a benign course for long periods). Are amenable to resection. o Most common presentation is intraluminal growth which can cause cough, hemoptysis, secondary infections, bronchiectasis, emphysema and atelectasis. o Though very rare, some bronchial carcinoids may also present : i) Carcinoid syndrome ( due to release of vasoactive amines) :- Flushing, diarrhea, cyanosis ii) Symptoms due to metastasis.
Category:
Pathology
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