Abstract Evaluation of blood flow to the brain using various radiopharmaceuticals can be
used to confirm brain death. Agents available for this purpose include Tc-99m HMPAO, Tc-99m …

The thyroid traps the pertechnetate ion and iodine in a similar manner. Thus, 99m Tc-pertechnetate
may be used for thyroid uptake studies (including stimulation and suppression tests), …

Diagnosing subphrenic abscesses may still be difficult even with radioisotope scanning
techniques using 67 Ga-citrate. To enhance the imaging of such abscesses, a gallium-…

To evaluate the clinical value of radioaerosol imaging, 156 patients with suspected pulmonary
embolism (PE) were studied. In 25 patients, a preperfusion xenon-133 (Xe-133) study …

The clinical and pathologic findings in a 35-year-old man with invasive aspergillosis, who
had had no previous illness other than chronic alcoholism, are presented. Although …

Materials and Methods Patients. Subjects for this study were three adult men with normal renal
function, each of whom had been taking digoxin, 0.25 mg daily, for more than six months, …

The authors report their experience with the use of Tc-99m DTPA aerosol following a
perfusion lung scan. The study includes 422 consecutive patients with suspected pulmonary …

Scintiangiographic findings of prolonged mesenteric activity in a case of acute mesenteric
thrombosis is described and 105 cases with abdominal scintiangiography are reviewed. Usual …

RDI LR)'· l mi affected in a ariety of wa s in th· myxedematous patient and, in addition, concurr
nt conditions may further impair cardiac function. The purpo· e of this di· cu ion i to ri" th …

A total of 100 patients were studied by standard thyroid function tests and the 99m Tc-pertechnetate
neck∕thigh ratio was determined. This ratio or “trapping index” correlated closely …