Results 71 to 80 of about 9,904 (152)

Unilateral ductus deferens aplasia with terminal cystic dilation in a Bernese mountain dog

open access: yesVeterinary Record Case Reports, Volume 14, Issue 3, August 2026.
Abstract An incidental caudal abdominal mass was discovered in a 5‐year‐old, male, entire Bernese mountain dog. Investigations showed a terminal cystic dilation of the left ductus deferens. Castration, along with surgical resection of the mass, was performed, and histopathology of the mass and ductus deferens was consistent with segmental aplasia of ...
Daisy Johnson   +3 more
wiley   +1 more source

Cytochrome P450 aromatase expression in human seminoma

open access: yesReproductive Biology and Endocrinology, 2005
Background The enzyme cytochrome P450 aromatase, catalysing the conversion of androgens into estrogens, has been detected in normal human testicular cells suggesting a physiological role of local estrogen biosynthesis on spermatogenesis control ...
Montanaro Daniela   +5 more
doaj   +1 more source

Semen Cryopreservation in Testicular Cancer: Before or After Orchidectomy?

open access: yesAndrology, Volume 14, Issue 5, Page 1272-1281, July 2026.
ABSTRACT Background Fertility preservation in patients with testicular cancer remains a clinical priority, yet the optimal timing for sperm cryopreservation—before or after orchidectomy—remains a matter of debate. Objectives The aim of this study was to determine the optimal timing for semen cryopreservation and the best‐quality sample for ART.
Alessandra Buonacquisto   +12 more
wiley   +1 more source

Antioxidant enzyme profile and lipid peroxidation products in semen samples of testicular germ cell tumor patients submitted to orchiectomy

open access: yesInternational Brazilian Journal of Urology
Purpose To determine enzymatic antioxidant and lipid peroxidation levels in seminal plasma of patients orchiectomized for testicular tumors. Materials and Methods The study included 52 patients: 26 control men and 26 orchiectomized patients for ...
Camila Sposito   +7 more
doaj   +1 more source

Contrast‐enhanced ultrasonography vs MRI for indeterminate testicular lesions: a systematic review and meta‐analysis

open access: yesBJU International, Volume 138, Issue 1, Page 57-67, July 2026.
Objective To conduct a systematic review and meta‐analysis to indirectly compare the diagnostic performance of contrast‐enhanced ultrasonography (CEUS) and magnetic resonance imaging (MRI) in the evaluation of indeterminate testicular lesions and to explore their potential roles in guiding clinical decision‐making.
Muhammed Arif Ibis   +14 more
wiley   +1 more source

Diagnostic yield of OCT3/4 reflex testing in testicular biopsy

open access: yesHistopathology, Volume 89, Issue 1, Page 136-143, July 2026.
GCNIS detection frequency was 48/3353 (1.4%) testicular biopsies from 42/1870 (2.2%) men who underwent testicular biopsy with or without testicular sperm extraction (TESE). OCT3/4 was particularly helpful for detecting interstitial seminoma, GCNIS coexisting with mature spermatogenesis, and focal GCNIS.
Roselyne Choiniere   +2 more
wiley   +1 more source

Cancer Prevalence Among Large Cohort of Individuals With Down Syndrome: Implications for Screening Guidelines

open access: yesCancer Medicine, Volume 15, Issue 6, June 2026.
Individuals with Down syndrome have distinctive cancer profiles as compared with the general US population. Healthcare guidelines related to cancer screenings should reflect these unique profiles. ABSTRACT Introduction It is known that individuals with Down syndrome (DS) have a significantly different spectrum of malignancies and neoplasms.
Veronica Fitzpatrick   +6 more
wiley   +1 more source

Seminoma of undescended testis with urinary bladder metastasis: A case report with review of literature

open access: yesUrology Annals, 2017
Cryptorchidism is the most common predisposing factor in the development of testicular germ cell tumors. Seminoma is the most common malignancy developing in a cryptorchid testis, usually has lymphatic but rarely hematogenous metastasis.
Syed Althaf   +3 more
doaj   +1 more source

Metacognitions and Reproductive Concerns in Testicular Cancer Patients of Reproductive Age: The Mediating Role of Fear of Progression

open access: yesCancer Medicine, Volume 15, Issue 6, June 2026.
ABSTRACT Background Many testicular cancer patients of reproductive age experience reproductive concerns. Metacognitions may alleviate patients' fear of progression and reproductive concerns. However, this relationship has not been well established in testicular cancer patients of reproductive age.
Ya Hu   +10 more
wiley   +1 more source

Primary Extramedullary Acute Promyelocytic Leukemia Presenting as Cauda Equina Syndrome: A Rare Case Report and Diagnostic Challenge

open access: yesClinical Case Reports, Volume 14, Issue 6, June 2026.
ABSTRACT APL presenting as an extramedullary mass is exceedingly rare. Here, we describe extramedullary APL causing cauda equina syndrome, underscoring the diagnostic challenges associated with an atypical presentation, highlighting the complexity of distinguishing extramedullary APL from other conditions, and discussing the stepwise approach to ...
Amir Ali   +8 more
wiley   +1 more source

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