Primary Brain Neoplasms
Primary Brain Neoplasms Todd M. Blodgett, MD Alex Ryan, MD Marios Papachristou, MD Key Facts Terminology Low grade gliomas (LGG), astrocytomas, glioblastoma multiforme (GBM) Imaging Findings MR shows variable amounts…
MAGNETIC RESONANCE IMAGING
Brain Metastases
Brain Metastases Todd M. Blodgett, MD Alex Ryan, MD Marios Papachristou, MD Key Facts Imaging Findings Focal hypermetabolic activity in the brain or spinal cord Can detect ≈ 1.5 cm…
Head And Neck Cancer, Non-Squamous
Head And Neck Cancer, Non-Squamous Todd M. Blodgett, MD Alex Ryan, MD Marios Papachristou, MD Key Facts Terminology Neuroendocrine tumors (NET), small cell undifferentiated carcinoma, Merkel cell carcinoma (MCC) Benign…
Added Benefits of PET/CT
Added Benefits of PET/CT Todd M. Blodgett, MD Alex Ryan, MD Hesham Amr, MD Added Benefits of PET/CT Imaging Technical Benefits Consolidation of patient’s imaging studies More convenient to patients…
PET/CT Artifacts
PET/CT Artifacts Todd M. Blodgett, MD Ashok Muthukrishnan, MD PET/CT Artifacts AC Artifacts Most common AC artifacts secondary to Intravenous contrast Oral contrast Chemotherapy ports Orthopedic devices Dental implants/fillings Calcified…
Introduction to PET/CT Imaging
Introduction to PET/CT Imaging Todd M. Blodgett, MD Alex Ryan, MD Marios Papachristou, MD Introduction to PET/CT Imaging PET Biochemistry FDG is taken up by many malignancies due to overexpression…
Paced Auditory Serial Addition Test (PASAT)
Paced Auditory Serial Addition Test (PASAT) Jeffrey S. Anderson, MD, PhD Key Facts Design Block design 4- to 6-minute task (6 blocks of 20-30 seconds) Stimuli Auditory PASAT: Present a…
Foot Motion
Foot Motion Lubdha M. Shah, MD Key Facts Imaging Anatomy Foot/ankle movement results in robust activity within cortex about superior termination of central sulcus in paracentral lobule Supplementary motor activation…
Passive Reading
Passive Reading Lubdha M. Shah, MD Key Facts Anatomy-based Imaging Issues Primarily for localization of language comprehension areas in dominant hemisphere region of posterior superior temporal gyrus/parietal angular gyrus (Wernicke…
