Nov 15, 2024 · The urachus is the canal between the belly button and the bladder in a fetus which helps drain pee. This canal usually closes before birth. But sometimes it doesn’t develop and abnormalities may occur. If you have symptoms, it may include wetness around the belly button. Urachal abnormalities are treatable.

The urachus forms from the distal end of the allantois in the embryo, and develops into a closed cord between the base of the bladder, and the navel. [1] It drains the bladder of the fetus that joins and runs within the umbilical cord. [2]

Aug 28, 2024 · The urachus (plural: urachuses or urachi 6,7) is the fibrous vestigial remnant of the embryonic allantois. The lumen of the urachus usually obliterates following birth and becomes known as the median umbilical ligament which is in turn covered by a midline linear fibrous fold of parietal peritoneum (the median umbilical fold ) 3 .

What is the urachus? The urachus is a remnant of a channel between the bladder and the umbilicus (belly button) where urine initially drains in the fetus during the 1 st trimester of pregnancy.

Apr 10, 2023 · Patent urachus refers to a spectrum of umbilical disorders that result from the failure of involution of normal embryologic tissues that connect the developing bladder to the umbilical cord.

May 20, 2024 · However, this is obliterated during fetal development and becomes a fibrous cord – the urachus. A remnant of the urachus can be found in adults; the median umbilical ligament, which connects the apex of the bladder to the umbilicus.

The urachus is a remnant fibrous cord of the allantois and the ventral aspect of the cloaca that connects the urinary bladder to the anterior abdominal wall at the level of the umbilicus. The authors explore the embryologic origins of the urachus and delineate its …

The urachus (from the Greek o´ o´νραχνζ, plural urachi) is the intra-abdominal structure that connects the apex of the bladder to the umbilicus and contains the allantois. You might find these chapters and articles relevant to this topic.

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5 days ago · anatomy of the adult urachus The true upper extremity of the urachus was determined not only by noting the point of junction with the obliterated umbilical arteries or some portion of them, but also by cutting sections at various levels.