The phrase "abdominal portion" is correct and usable in written English.
It can be used in medical or anatomical contexts to refer to a specific area of the abdomen.
Example: "The surgeon focused on the abdominal portion during the operation to ensure all affected organs were treated."
Alternatives: "abdominal area" or "abdominal segment".
The celiac trunk is a short, wide artery that branches from the abdominal portion of the aorta, the main vessel conveying arterial blood from the heart to the systemic circulation.
In more severe instances, there may be a major degree of dilation or localized formation of aneurysms (bulging of the vessel wall at a point of weakness), generally in the abdominal portion of the aorta.
Renal artery, one of the pair of large blood vessels that branch off from the abdominal aorta (the abdominal portion of the major artery leading from the heart) and enter into each kidney.
SPECT counts of the lower abdominal portion were measured in order to obtain the reference counting rates (11.2 ± 3.5 kilo counts per second (kcps)) for the phantom study.
The abdominal portion evaluated fibroid change arising from the upper uterus that would not be readily seen with the transvaginal approach alone.
The thoracically herniated liver was connected to the abdominal portion by a stalk which contained dilated blood vessels and fibrous connective tissue (Fig. 1b).
Several spherical or elongated mycetomes containing a number of globular mycetocytes densely packed with smaller rickettsiae were observed primarily in the abdominal portions of the booklice (Fig. 1C F).
The thoracic and abdominal portions of the aortas were longitudinally incised and fixed with 10% buffered formalin for 24 h, followed by staining with Oil Red O stain for lipid deposition analysis.
In study group 1 the fetal intra-abdominal portion of the umbilical vein showed normal nonpulsatile blood flow pattern in every case.
The intra-abdominal portion of the PD catheter was then cleared by hand of intraluminal debris and omental attachments.
No other big trunk was involved on the complete aortic imaging, neither the supra-aortic trunk nor the thoraco-abdominal portion of aorta.
