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Kaplan Qbank USMLE



Author6 Posts
  #1

At autopsy, a 60-year-old man is found to have a peripheral 7 cm area of golden-yellow consolidation on sectioning of the left lung. Microscopically, this area has alveoli filled with foamy macrophages. Which of the following conditions in his lung is most likely to be responsible for this finding?

A Mycoplasma pneumoniae infection

B Cystic fibrosis

C Adenocarcinoma

D Silicosis

E Squamous cell carcinoma

F Malignant mesothelioma

G Thromboembolism

  #2

go with C

  #3

endogenous lipid pneumonia resulting from total obstruction!

Sq.cell more likely to obstruct completely!

i'll go with E......

___________________
life is guud

  #4

Peripheral mass, so i go with C adenocarcinoma

small cell & squamous cell is related to smoking cigarette so it is centrally located

  #5

E) CORRECT. Most squamous cell carcinomas are located centrally and arise in bronchi, leading to obstruction that can cause a lipid pneumonia. In this case, the breakdown of lung tissue distal to the mass yields an 'endogenous lipid pneumonia

  #6

thanks







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