Respiratory Tract Cytology — MCQs

A 40-year-old man has hemoptysis. CXR shows a coin lesion. Biopsy reveals nests of neuroendocrine cells with salt-and-pepper chromatin. What is the most likely diagnosis?

A 70-year-old smoker presents with dyspnea and weight loss. CXR shows a mass in the right lung. What is the next step?

TTF-1 (Thyroid Transcription Factor-1) immunohistochemical marker is most commonly seen in which of the following?

Crumpled paper appearance of cells is a feature of-

A male patient with hemoptysis. On examination, hilar mass was present. The histopathological image is shown below. Immunohistochemistry revealed that the cells were positive for p40. What is the diagnosis?

Statement 1 - A 59-year-old patient presents with flaccid bullae. Histopathology shows a suprabasal acantholytic split. Statement 2 - The row of tombstones appearance is diagnostic of Pemphigus vulgaris.

What is the most common type of tumour of Vermiform Appendix?

This type of endometrial hyperplasia leads to an increased risk of endometrial cancer.

A patient with multinodular goiter underwent fine needle aspiration cytology which was suspicious for papillary thyroid carcinoma. What is the percentage of malignancy risk in this patient?

Which of the following conditions cannot be diagnosed using fine needle aspiration cytology?