What is the most common cause of pleural effusion that occurs due to lymphatic obstruction within the mediastinum?
a. Cancer that has metastasized to the medi-astinum
b. Hepatic hydrothorax
c. Malignant pleural effusion
d. Tuberculous pleurisy
ANS: A
Lymphatic obstruction within the mediastinum causes poor pleural fluid egress from the pleural space, although the pleural space is otherwise normal. The most common condition that causes this abnormality is cancer that metastasizes to the mediastinum.
You might also like to view...
A client says "I lost my father last year. Every time someone talks about their dad, I can't concentrate on the conversation and just want to get away." What kind of "noise" is the client experiencing?
a) Physiological b) External c) Psychological d) Environmental
A physician asks you if the microbiology department has Fletcher's medium in stock. What organism does she suspect based on this request?
A) Nonvenereal Treponema spp. B) Leptospira interrogans C) Borrelia burgdorferi D) B. recurrentis
A diagonal plane determined by the direction the glenoid fossa is facing; a plane turned about 30 degrees anterior to the frontal plane; the plane in which shoulder abduction occurs
What will be an ideal response?
A driver involved in a rollover motor vehicle crash will MOST likely experience serious injuries or death if he or she:
A. experiences multiple impacts. B. remains within the vehicle. C. is wearing only a lap belt. D. is ejected or partially ejected.