Search results
Results from the WOW.Com Content Network
Through the abdominal wall, organs inside the pelvis can be seen, such as the urinary bladder or the ovaries and uterus in women. Because water is an excellent conductor for ultrasound waves, visualizing these structures often requires a well-filled urinary bladder (this means the patients has to drink plenty of water before the examination).
Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound. In diagnosis, it is used to create an image of internal body structures such as tendons, muscles, joints, blood vessels, and internal organs, to measure some characteristics (e.g., distances and velocities) or to generate an informative audible sound.
However, a much smaller number actually had hernias: only 23% of children, 8% of adults, and 15% of pregnant women. [ 4 ] When the orifice is small (< 1 or 2 cm), 90% close within 3 years (some sources state 85% of all umbilical hernias, regardless of size), [ citation needed ] and if these hernias are asymptomatic, reducible, and do not ...
An abdominal examination is a portion of the physical examination which a physician or nurse uses to clinically observe the abdomen of a patient for signs of disease. The abdominal examination is conventionally split into four different stages: first, inspection of the patient and the visible characteristics of their abdomen.
In the United States, screening with abdominal ultrasound is recommended for males between 65 and 75 years of age with a history of smoking. [7] In the United Kingdom and Sweden, screening all men over 65 is recommended. [1] [8] Once an aneurysm is found, further ultrasounds are typically done regularly until an aneurysm meets a threshold for ...
Ultrasound of the urinary tract is performed by a probe placed on the abdominal wall, called a transducer. [1] This occurs while a person is lying down. [1] It is then moved around to better visualise different parts of the urinary tract. [1] Gel is used on the abdominal wall, allowing smooth movement and improve sound conduction. [1]
Ultrasound is sound with frequencies greater than 20 kilohertz. [1] This frequency is the approximate upper audible limit of human hearing in healthy young adults. The physical principles of acoustic waves apply to any frequency range, including ultrasound.
Endoscopic ultrasound (EUS) or echo-endoscopy is a medical procedure in which endoscopy (insertion of a probe into a hollow organ) is combined with ultrasound to obtain images of the internal organs in the chest, abdomen and colon. It can be used to visualize the walls of these organs, or to look at adjacent structures.