Friday, June 13, 2008

MCQS SET TWO - CHEST & CVS

Q1.The following are known manifestations of SLE -
a. renal aneurysms
b. mucosal ulcerations
c. hepatosplenomagaly
d. pulmonary fibrosis
e. mediastinal lymphadenopathy

ans 1 -
T
T
T
T
T ( mediastinal lymph nodes are rare )

Q2. What is true regarding connective tissue disorders involving the respiratory system

a. painful pleural effusions are commonly seen in SLE
b. the most common manifestation of rheumatoid lung is diffuse fibrosis
c. scleroderma is associated withan increased incidence of lung cancer
d. thoracic involvement is most commonly seen in RA
e.necrobitoc nodules in RA commonly calcify

ans 2 -
T
F- pleural disease
T
F - SLE
F - no calcification

Q3. Regarding asbestos exposure,following are true:
a. Chryosolite fibres are most commonly associated with asbestos related pleural disease
b. lung cancer risk increases by a factor of ten
c. the earliest asbestos related pleural disease is pleural thickening
d. the term asbestosis refers to pleural calcifictaion
e. pleural calcification starts in the parietal pleura

ans 3.
F - crocidolite
F - five in nonsmokers, hundred in smokers
F- effusion
F- pulmonary fibrosis
F- visceral pleura

Q4. Regarding malignant mesothelioma, the following are true
a. risk factors include asbestos exposure and tuberculosis
b. latent period post asbestos exposure is 10 - 20 years
c. is usually associated with rib destruction
d. majority of asbestos workers will develop malignant mesothelioma
e. smokers are at an increased risk

Ans 4-
T
F- 20 -40yrs
F - 20%
F- 5-10%,
F - No risk

Q5. Regarding aspergillosis -
a. tuberculosis predisposes to aspergillosis
b hemoptysis is a common manifestation of noninvasive aspergillosis
c. In a patient with invasive pulmonary aspergillosis, cavitation signifies a better prognosis than consolidation alone
d. aspergilloma is an uncommon finding in ABPA
e. CT halo sign is seen is a feature of ABPA

Ans 5.
T
T
T
T - 7%
F- invasive aspergillosis

Q6. Causes of reversed bat wing sign include
a. pulmonary alveolar proteinosis
b. pulmonary edema
c. sarcoidosis
d. eosinophilic pneumonia
e. lymphoma

Ans 6.
F
T- resolving pulm edema can result in such an appearance
T
T
F

Q7. Regarding pulmonary AVM -

a. commonly associated with hereditary hemorrhagic telengiectasia
b. are usually multiple
c. are a cause of left to right shunt
d. medial one third of lungs are the most common site of involvement
e. stroke is a known complication

Ans 7.
T- 30-88% have HHT, 15 -40% HHT pt have pulm AVM
F - one third,
F - R to L shunt
T
T - 18%

Q8. Causes of SVCO syndrome include
a. Bronchogenic carcinoma
b. fibrosing mediastinitis
c. lymphoma
d. substernal goitre
e. central venous line

Ans 8
T
T
T
T
T

Q9. The following are true-
a. Majority of vascular rings are due to double aortic arch
b. Right sided aortic arch is seen in 1-2 % population
c. Right sided aortic arch with aberrant left subclavian artery is commonly associated with congenital cardiac anomalies
d. Right sided aortic arch with mirror branching is usually associated with acyanotic CHD
e. Aberrant right subclavian aretry in a left sided aortic arch may lie anterior to the trachea

Ans 9-
T - 55%
T
F - 5-12%
F - cyanotic CHD
T - 5%


Q10. Causes of cyanosis with pulmonary plethora include -

a. TGA
b. TAPVC
c. Ebstein anomaly
d. Truncus arteriosus
e. single ventricle

Ans 10
T
T
F
T
T