There are multiple definitions:
Tissue Viability Society(English)
transvaginal sonography(English)
- produces greatly improved resolution as compared to TAS, primarily due to the higher frequencies employed and also due to the absence of beam deformation by the anterior abdominal wall. Indications include: early pregnancy, lower uterine segment in late pregnancy, ectopic pregnancy, pelvic masses, retroverted or retroflexed uterus, obese or gaseous patient, emergency cases when bladder is empty, follicle monitoring, oocyte retrieval, endometrial study to assess suitability in IVF ET techniques, cervical canal mucous, doppler examination of pelvic organs, interventional procedures
- IVF, TAS, CL
- Medical imaging, Ultrasound, Obstetrics, Pregnancy, Screening
- https://doi.org…1237(17)30160-0
trigemino-vascular system(English)
- consists of the neurons innervating the cerebral vessels whose cell bodies are located in the trigeminal ganglion. The ganglion contains bipolar cells, the peripheral fiber making a synaptic connection with the vessel, and other cranial structures, particularly the pain-producing large cranial vessels and dura mater. PET studies document activation in the midbrain and pons in migraine and in the hypothalamic gray in cluster headache
- PET, CBF, rCBF
- Brain (dys)function, Headache
- https://doi.org…199902000-00001