Slant-HoleCollimator Page 1 AgeRadius of rotationRadius of rotationNumber Sex (range)(mean)(range)
A major disadvantage to tomographic imaging of the brain with the rotating gamma camera is the …

MATERIALS AND METHODS The ECT unit* uses 12 detectors arranged in a cir cular array.
Each detector has a focused collimator (focal length 15 cm), Na! crystal (8 X 5 X 1in.), light …

JARRITT, ELL, MYERS, BROWN, AND DEACON summary are its main features and mode
of opera tion. Physical characteristics of the Cleon-710 Ima ger. The instrument consists of a …

RESULTS Figure 3 shows results of a phantom obtained using a standard Pho/Gamma III
and a special 1 in.-thick, 1,000-hole collimator whose holes are inclined at 30 deg to the …

Since we are using antibodies labelled with iodine-131 for tumour therapy (eg Press et al.
1989; Eary et al. 1990), we were interested in the recent article by Green et al.(1990) who …

METHOD Technetium is obtained from a column of alumina on which molybdenum (" Mo) in
the form of molybdate is absorbed. By eluting this column with physi ological saline …

MATERIALS AND METHODS Between January 15 and March 15, 1974, all pa tients
referred for brain scanning at Cedars of Leb anon Hospital Department of Nuclear Medicine …

MATERIALS AND METHODS A multichannel analyzer was used in conjunction with an
Anger scintillation camera (Searle Radio graphics, Inc. Pho/Gamma HP) to obtain data on …

The distance between the crystal surfacesof opposed rec tangular detectors is 340 mm and
as shown in Figure 3 defines an effective 220 mm axial x 170 mm longitudinal field of view …

This communication reports our initial twelve-month experience with Tc99m pertechnetate,
using it for both rectilinear and transverse section brain scanning. The scanning agent …