29.12.2021 Views

Diagnostic ultrasound ( PDFDrive )

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

CHAPTER 47 Doppler Sonography of the Brain in Children 1619

A

B

C

D

E

F

FIG. 47.23 Patterns of Pediatric TCD Spectral Doppler Waveforms in Impending Brain Death. (A) and (B) Reversal of diastolic low. See

also Videos 47.4 and 47.5. (C) Brief systolic forward low with diminished peak velocity and no diastolic low. (D) No discernible systolic or diastolic

low. (E) and (F) Lateral and anteroposterior projections of a carotid arteriogram in a 13-year-old status post motor vehicle accident demonstrate

lack of intracranial circulation conirming brain death.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!