*MOVED*Abdomen GI/GU Flashcards
What is the most likely location to visualize an abdominal abscess?
A. Subphrenic space
B. Subhepatic space
C. Lesser sac
D. Pelvis
D. Pelvis
Brant & Helms Fundamental of Diagnostic Radiology p.663
A conventional radiographic examination of the abdomen demonstrates multiple mottled calcifications visualized on either side of the first lumbar vertebra. Which of the following should not be included in your differential diagnosis?
- Chronic pancreatitis
- Addison’s disease
- Hydatid disease of the suprarenals
- Nephrocalcinosis
C. Hydatid disease of the suprarenals
Brant & Helms Fundamental of Diagnostic Radiology p.662
Which of the following conventional radiographic examinations should be followed when a patient presents with an “acute abdomen”?
- Erect PA chest, lateral decubitus chest, erect KUB
- Erect PA chest, lateral decubitus chest, supine KUB
- Erect PA chest, supine KUB, erect KUB
- Erect PA chest, supine KUB, lateral decubitus abdomen
C. Erect PA chest, supine KUB, erect KUB
Brant & Helms Fundamental of Diagnostic Radiology p.656
What is the most common cause of toxic megacolon?
- Pseudomenbranous colitis
- Chron’s colitis
- Ulcerative colitis
- Ischemic colitis
C. Ulcerative colitis
Brant & Helms Fundamental of Diagnostic Radiology p.658
Which of the following represents an adrenal cortical tumor?
- neuroblastoma
- pheochromocytoma
- adenoma
- hemangioblastoma
C. adenoma
P&J 720
The most common cause of calcification of the adrenal glands is believed to be…
- Dystrophism
- Metabolic
- Congenital
- Hemorrhagic
4. Hemorrhagic
P&J
Which of the following is not true concerning adrenogenital syndrome?
- usually occurs in newborns and infants who have an enzyme deficiency
- associated with deficient production of cortisol and aldosterone and excess androgens
- infants have adrenal hypoplasia
- masculinizing and feminizing syndromes in older patients may be associated with adrenal neoplasm
3. infants have adrenal hypoplasia
b+h 3rd pg 868
infants have adrenal hyperplasia
Which of the following is not true concerning Addison disease?
- requires destruction of only 10% of the adrenal cortex
- most common cause in the U.S. is idiopathic atrophy
- cases with adrenal calcification suggests prior tuberculosis or histoplasmosis
- cases with adrenal enlargement suggest active infection
1. requires destruction of only 10% of the adrenal cortex
b+h 3rd pg 868
requires 90% destruction
Which of the following is not part of the rule of tens for pheochromocytoma?
- 10% are unilateral
- 10% are extra-adrenal
- 10% are malignant
- 10% are familial
1. 10% are unilateral
b+h 3rd pg b+h 3rd pg 868
10% are bilateral
Which of the following is not true concerning pheochromocytoma?
- most arise in the adrenal cortex
- most are larger than 2 cm in diameter
- it is the most common adrenal tumor to hemorrhage spontaneously
- extra-adrenal sites include the organ of Zuckerkandl, the bladder and para-aortic sympathetic chain
1. most arise in the adrenal cortex
b+h 3rd pg 868-9
most arise in the adrenal medulla
Which of the following is true concerning adrenal hyperplasia?
- causes 70% of cases of non-iatrogenic Cushing syndrome
- causes 20% of cases of Conn syndrome
- may show adrenal limbs longer than 5 cm that exceed 10 mm in thickness
- all of the above are true
4. all of the above are true
b+h 3rd pg 869
Which of the following is false concerning adrenal adenomas?
- nonhyperfunctional adenomas found incidentally in 3-5% of the population
- tend to be low in density on CT
- tend to appear hypointense on T1 and hyperintense to liver on T2 compared to the liver
- none of the above are false
4. none of the above are false
b+h 3rd pg 869
