Single photon emission computed tomography (SPECT) myocardial^" Tl imaging appears to
offer major improvements over planar imaging. Quantitative analysis of the"'TI images …

MATERIALS AND METHODS Imagingsystem. A large-field-of-viewgamma camera with a
high-resolution parallel-hole collimator supported by a gantry, revolves through 180Âor the …

We describe a quantitative method that measures segmental motion of the left ventricle,
using tomographic slices obtained by gated single photon emission tomography (GSPECT) …

Spatial and Temporal Quantitationof Plane Thallium Mycx@ardiaIImages Page 1 CLINICAL
SCIENCES continuous exchange of thallium acrossthe myocardial cell membrane (10—12).Within …

Thallium-201 imaging using SPECT is being done with 180 degrees (RAO to LPO) data
collection in some centers with single-gamma camera systems. Using our SPECT system …

The bull's-eye technique synthesizes three-dimensional information from single photon
emission computed tomographic 201TI¡ magesinto two dimensions so that a patient's data …

MATERIALS AND METHODS One hundred sequential Tl-201 myocardial images were
retrospectively selected; 50 from each institu tion. Selection criteria were identical at the two …

Since our review of the principles and applications of planar thallium imaging,'three
important new developments have emerged:(1) the use of single photon emission computed …

Because TI-201 SPECT requires that patients remain in an awkward position for a
prolonged time, patient motion is a potentially serious source of artifactual defects on …

Fundamental quantitative planar imaging techniques, evolved over the years, have been
adapted to maximize the efficiency and clinical effectiveness of technetium-99m (Tc-99m) …