NMTCB MOCK EXAM QUESTIONS AND ANSWERS (GRADED A)

A false positive In-111 WBC scan may be due to increased abdominal uptake in a patient: a. that is currently taking antibiotics b. with a sinus infection c. with a stomach ulcer d. with a renal cyst e. with cholecystitis - ANSWER-B. Sinus Infection due to sinus drainage A patient receives 285uCi of I-123 NaI orally for a thyroid uptake study. Calculate the 24 hour percent uptake using the given data: Dose Count= 1425916 cpm Background= 88 cpm Patient counts= 193046 cpm Patient Background count= 473 cpm - ANSWER-14% (neck-thigh)(100)/(capsule-BKG) ()(100)/() The image was obtained while performing a WBB scan on a 62 year old male, the most probable reason for the appearance on the image is: a. metastatic disease b. trauma to chest wall c. localized osteoporosis d. osteomyelitis e. Paget's disease - ANSWER-B. Trauma to chest wall (metastatic will appear sporadically, pagets will show increase brain, femur, and pelvis. Trauma is usually displayed as a pattern) You are receiving a completed MPI pharmacologic study which of the following descriptions suggest that the patient has a myocardial infarction? a. abnormal resting Tc99m tetrofosmin, normal stress Tc99m tetrofosmin b. abnormal resting MIBI, normal stress Tl-201 Thallium Cl c. normal resting Tc MIBI, normal stress Tl201 d. abnormal resting Tl201, abnormal stress Tc MIBI e. Abnormal stress Tl201, normal redistribution Tl201 - ANSWER-D. Both resting and stress will appear abnormal to indicate an infarction Which electron transition process involves monochromatic incident X-ray yeilding a phot