CASE STUDY 3

Patient History

Patient is a 77-year-old female who presented with atypical chest pain. Past medical history includes hypertension. ECG shows normal sinus rhythm and nonspecific T-wave abnormalities. Patient’s medication chart included Atenolol, Famotidine, Aspirin, and Lovenox®. Time between SPECT and Cardiac PET exam was 14 days.

Body Habitus

Height: 5’1”
Weight: 160lbs
BMI: 31 Kg/m2

SPECT Images

Mobile Cardiac Imaging Case Study

PET Images

Mobile Cardiac Imaging case study
Protocol Characteristics
Protocol SPECT PET
Mode of Stress Adenosine (4 minutes) Dipyridamole (4 minutes)
Clinical Response Non-ischemic Non-ischemic
Blood Pressure Response Normal Normal
ECG Response Negative Negative
Radiopharmaceutical Tc-99m Sestamibi Rubidium-82
Rest/Stress Dose 11mCi/33mCi 60mCi/60mCi
Gated Yes Yes
Length of Exam Time 2.5 hours 40 minutes

Findings

SPECT MPI Report
Since the SPECT images shown here could not be read with confidence, the patient was subsequently referred for a PET scan.

PET MPI Report
The PET images demonstrated normal myocardial perfusion with interpretive certainty.

Note: Cardiac catheterization was not performed because the PET MPI study was normal.

Reference: Case study courtesy of Medical Imaging & Technology Alliance (http://www.medicalimaging.org/about-mita/detail-kits/). The report was prepared by Dr. Marcelo DiCarli at Harvard/Brigham & Women’s Hospital in Boston, MA.

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