meatus


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meatus

[mē′ād·əs]
(anatomy)
A natural opening or passage in the body.
References in periodicals archive ?
The primary goal is to ensure unobstructed voiding from a patent meatus.
The researchers found that boys with a completely visible urethral meatus were at higher risk of infection, but recommended interpreting this result with caution given the small sample size of the group and that other studies have not found this association.
Each test mass determines with the adjacent spheres a small meatus (estimated about 4 mm) and a large meatus (about 16 mm).
The meatus may appear white, indurated, and /or edematous.
The urethra was explored using the 12th urethral bougie and the urethral stricture was about 10 cm from the urinary meatus.
The operative findings included significant septic secretions within the left middle meatus and gelatinous soft tissue within the left maxillary antrum, which was sent for histological analysis.
5 mm from the upper part of the urethral meatus, creating a 35 degree angle with the lateral (side) border of the urethra.
Additionally, the effect of patient's age, placement of urethral meatus, and type of urinary divertion on TIPU success were investigated.
A protruding mass was noted extending into the distal external auditory meatus on otological examination.
In addition to observing introital stenosis, he also noted that the urethral meatus became more prominent in many women, assuming almost a tubular form and expanding to constitute up to two-thirds of the introitus.
An unusual finding on the CT scan was what appeared to be an ostium or drainage pathway from the left ethmoid sinus into the superior portion of the left middle meatus (figure, A).
Lesions around the urethral meatus in women are common.