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14690 Pathology

A 37-year-old man is admitted to the hospital with a productive cough, fever, and night sweats. An X-ray film of the chest shows an ill-defined area of consolidation at the periphery of the right middle lobe and mediastinal lymphadenopathy. Sputum culture grows acid-fast bacilli. Lymph node biopsy in this patient would most likely show which of the following pathologic findings?

ACaseating granulomas
BFollicular hyperplasia
CNodular amyloidosis
DNoncaseating granulomas
Pathology
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14693 Pathology

A 70-year-old man has smoked for years despite a chronic productive cough. One day, he notices blood in his sputum and goes to see his physician. A chest x-ray reveals a mass in the left lung, which is biopsied during a fiberoptic bronchoscopy. Assuming that this patient’s cancer is etiologically related to his smoking, which of the following diagnoses are most likely to be returned by the pathology laboratory?

AAdenocarcinoma or bronchioloalveolar carcinoma
BAdenocarcinoma or small cell carcinoma
CBronchioloalveolar carcinoma or small cell carcinoma
DSmall cell carcinoma or squamous cell carcinoma
Pathology
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14694 Pathology

A 42-year old female presents with the complaint of bleeding gums for the past 20 days. Intra-oral examination shows thickened and friable gums. Also, she has hepatosplenomegaly with generalized non tender lymphadenopathy. The blood  count reveals: Hemoglobin 11.4 g/dl, Platelet count 90,000/mm3, WBC count 4600/mm3. The bone marrow biopsy shows 100% cellularity, with many large blasts that are peroxidase negative and nonspecific esterase positive. Which of the following is the most likely diagnosis for this patient?

AAcute lymphoblastic leukemia
BAcute megakaryocytic leukemia
CAcute promyelocytic leukemia
DAcute monocytic leukemia
Pathology
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