Results 21 to 30 of about 2,834 (169)

A Narrative Review of Ultrasonographic Features of Umbilical Lesions in Children and Our Experience [PDF]

open access: yesIranian Journal of Neonatology, 2023
Background: The umbilicus is the fibrous remnant of the fetal attachment of the umbilical cord. Ultrasonography is the preferred imaging modality for the evaluation of umbilical lesions.
Seyed Ali Alamdaran   +3 more
doaj   +1 more source

A case of mucosal‐associated lymphoid tissue lymphoma of the urachus

open access: yesIJU Case Reports, 2023
Introduction Urachus carcinoma is a rare malignancy with an aggressive potential and a poor prognosis, and evidence is limited for its diagnosis and treatment.
Kazuma Tsuboi   +8 more
doaj   +1 more source

Sarcoma of the Urachus

open access: yesArchives of Surgery, 1961
Sarcoma of the urachus is an uncommon condition, as demonstrated by the recent report of Butler and Rosenberg.1This prompted the publication of the following case report. Report of Case The patient, aged 3 years, was first admitted to The Hospital for Sick Children, Toronto, on Aug.
C H, WHITTLE, E, CORYLLOS, J S, SIMPSON
openaire   +4 more sources

Urachus Fistula: A Rare First Presentation of Diverticulitis

open access: yesCase Reports in Gastroenterology, 2008
Urachus fistulas are rare, especially in adulthood. In grown-ups urachus fistulas are usually a reflection of Crohn’s disease. We present a patient in whom an urachus fistula was the first presentation of diverticulitis of the sigmoid colon. The need for
C. Dickhoff   +5 more
doaj   +1 more source

Carcinoma of the urachus [PDF]

open access: yesAmerican Journal of Roentgenology, 1976
Characteristic roentgenographic and anatomical features of a mucinous adenocarcinoma of the urachus were observed in two patients. Both presented with a midline anterior abdominal mass in the supravesicular area. The tumor contained fine stippled calcification in one case.
S Y, Han, D M, Witten
openaire   +2 more sources

Urethral obstruction and urolithiasis associated with patent urachus in a 12-week-old kitten

open access: yesJournal of Feline Medicine and Surgery Open Reports, 2020
Case summary A 12-week-old intact male domestic shorthair kitten presented for dysuria. The patient had a urethral obstruction that was relieved with urinary catheter placement. A cutaneous opening at the umbilicus was identified.
Lindsey E Lavin   +2 more
doaj   +1 more source

Primary urachal leiomyosarcoma: a case report and literature review of clinical, pathological, and medical imaging features

open access: yesFrontiers in Oncology, 2023
BackgroundUrachal tumors are exceedingly rare, and adenocarcinoma is the most common malignant urachal neoplasm. Here, an especially rare patient of primary urachal leiomyosarcoma from our hospital was reported, and only five patients have been reported ...
Jing Yan   +11 more
doaj   +1 more source

Paraurachal paraganglioma

open access: yesIJU Case Reports, 2022
Introduction Paragangliomas (PGLs) are frequently reported around the abdominal aorta; however, are extremely rare near the urachus. Case presentation A 78‐year‐old woman was referred to the urology department of our hospital for further examination and ...
Masafumi Tsuruta   +9 more
doaj   +1 more source

DEVELOPMENT OF THE URACHUS. [PDF]

open access: yesJournal of the American Medical Association, 1906
Early in intrauterine life, the allantois is given off from the posterior end of the primitive intestine; its walls are composed of entoderm and mesoderm provided by the hind end of the primitive groove posterior to the anal membrane. The anal membrane consists of ectoderm and entoderm, i. e., it has no mesodermic tissue.
openaire   +2 more sources

Association of omphalocele with a patent urachus presenting as a large umbilical cystic mass in a newborn

open access: yesClinical Case Reports, 2021
Simultaneous presentation of omphalocele, patent urachus, and umbilical cyst is very rare. There is wide range of differential diagnosis for umbilical cyst. Accurate assessment of umbilical cysts is important to evaluate other abnormalities.
Roya Farhadi, Seyed Abdollah Mousavi
doaj   +1 more source

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