(Cr) Toxicity | ATSDR - CSEM - Agency for Toxic Substances and ...
(Cr) Toxicity | ATSDR - CSEM - Agency for Toxic Substances and ...
(Cr) Toxicity | ATSDR - CSEM - Agency for Toxic Substances and ...
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<strong>Agency</strong> <strong>for</strong> <strong>Toxic</strong> <strong>Substances</strong> <strong>and</strong> Disease Registry Chromium <strong><strong>Toxic</strong>ity</strong><br />
Case Studies in Environmental Medicine (<strong>CSEM</strong>)<br />
7. Dermal signs of chromium exposure may include all of the following EXCEPT<br />
A. Penetrating, painless, <strong>and</strong> persistent ulcers.<br />
B. Papule-like lesions.<br />
C. Dermatitis with eczema <strong>and</strong> edema.<br />
D. Erythema nodosum.<br />
8. Effects of chronic chromium exposure may include all of the following<br />
EXCEPT<br />
A. Pancreatitis.<br />
B. Nasal mucosal irritation.<br />
C. Chromium-induced asthma.<br />
D. Lung cancer.<br />
9. Because <strong>Cr</strong>(VI) is a powerful oxidizing agent, it does all of the following<br />
EXCEPT<br />
A. Causes gastrointestinal hemorrhage as a result of ingestion.<br />
B. Causes skin necrosis on dermal contact.<br />
C. Appears to be much more toxic systemically than <strong>Cr</strong>(III) compounds,<br />
given similar amounts <strong>and</strong> solubilities.<br />
D. Is eliminated in the urine.<br />
10. Which of the following tests is of little use in evaluating a chromium-exposed<br />
individual?<br />
A. Urinary β2-microglobulins level.<br />
B. Urinary chromium level.<br />
C. Chromium level in the hair.<br />
D. Chest x-ray.<br />
11. Treatment recommendations <strong>for</strong> patients with chronic chromium poisoning<br />
may include all of the following EXCEPT<br />
A. Prolonged chelation therapy with dimercaprol.<br />
B. Cessation of further exposure.<br />
C. Surveillance <strong>for</strong> lung cancer.<br />
D. Topical ascorbic acid treatment <strong>for</strong> chrome ulcers.<br />
12. Patients who have been exposed to chromium should contact their physician<br />
if they develop all of the following EXCEPT<br />
A. Respiratory problems.<br />
B. Yellowing of teeth.<br />
C. Altered sense of smell.<br />
D. Difficulty sleeping.<br />
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