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Pulmonary Questions and Answers (Q&A)

John Smith
Answered: Jul 13, 2020
Large hilar mass -(a) correct. both squamous cell and oat cell carcinomas tend to be central in location. squamous cell carcinomas of the lung are associated with hypercalcemia, though overall the...Read More

1 Answer

224 views
John Smith
Answered: Jul 13, 2020
Decreased lamellar bodies in type ii pneumocytes -(c) correct. the baby has been born prematurely, with incomplete lung development, and the lack of pulmonary surfactant production leads to hyaline...Read More

1 Answer

224 views
John Smith
Answered: Jul 13, 2020
Bronchiectasis -(b) correct. the chronic lung disease of cystic fibrosis often includes bronchiectasis, a disease characterized by inflammation with obstruction and dilation and destruction of...Read More

1 Answer

223 views
John Smith
Answered: Jul 13, 2020
Foreign body aspiration -(a) correct. an inhaled object could obstruct a bronchus completely, with air resorbtion and collapse of lung distal to the point of obstruction. this produces a shunt...Read More

1 Answer

221 views
John Smith
Answered: Jul 13, 2020
Nicotine -(d) correct. she has findings of emphysema, and smoking is the most likely underlying cause. the nicotine in the cigarette smoke is chemotactic for neutrophils, and cigarette smoke...Read More

1 Answer

220 views
John Smith
Answered: Jul 13, 2020
Hydrocortisone -(a) correct. she has diabetes mellitus, which inhibits fetal lung development. at 29 weeks, the babys lungs do not make sufficient surfactant. corticosteroids administered to the...Read More

1 Answer

218 views
John Smith
Answered: Jul 13, 2020
Alveolar duct -b) correct. alpha-1-antitrypsin (aat) deficiency leads to a panacinar form of emphysema which involves the distal acinus beyond the respiratory bronchiole.(a) incorrect. the lung...Read More

1 Answer

216 views
John Adney
Answered: Jan 13, 2017
This does not make sense

2 Answers

215 views
John Smith
Answered: Jul 13, 2020
Decreased serum alpha-1-antitrypsin -(d) correct. aat deficiency leads to lack of an anti-protease, which leads to development of emphysema, typically a panlobular type affecting lower lobes more...Read More

1 Answer

215 views
John Smith
Answered: Jul 13, 2020
Thromboembolism -(e) correct. an embolus to a medium-sized arterial branch is not large enough to kill the patient, but large enough to cause an infarction. her bedridden state predisposes her to...Read More

1 Answer

215 views
John Smith
Answered: Jul 13, 2020
Malignant appearing squamous cells in sputum -(d) correct. the large central mass is consistent with a squamous cell carcinoma, which is seen mainly in smokers.(e) incorrect. cytomegalovirus...Read More

1 Answer

214 views
Ashley_work_
Answered: Jul 13, 2020
Chest xray to rule out subclinical TB; hx and PE to check for extrapulmonary TB

If CXR normal and no s/s of TB, he is assumed to have latent TB infection. Not necessary to get sputum. LTBI...Read More

1 Answer

213 views
John Smith
Answered: Jul 13, 2020
Group a streptococcus -(e) correct. a peritonsillar abscess is usually a complication of a strep throat.(a) incorrect. staphylococcal infections of the pharynx are not common in children.(b)...Read More

1 Answer

212 views
Cardtrick
Answered: Jul 13, 2020
It has many drug interactions

(D) is the true statement here. Drug interactions are a major concern for bosentan. It is a substrate of 3A4 (many, many drugs) and 2C9. On top of that, it is...Read More

1 Answer

212 views
Cardtrick
Answered: Jul 13, 2020
The drug is selective

(D) is the false statement and is important clinically. Epoprostenol is NOT selective.Because epoprostenol is not selective, other drugs, such as other vasodilators,...Read More

1 Answer

212 views
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