Displaying all 19 publications

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  1. Kusuda S, Ikoma M, Morikaku K, Koizumi J, Kawaguchi Y, Kobayashi K, et al.
    J. Reprod. Dev., 2007 Dec;53(6):1283-9.
    PMID: 17965541
    The progesterone (P(4)) profiles and macroscopic vulvar changes of female Malayan tapirs were investigated in order to understand their fundamental reproductive physiology and to search for visual indicators of estrus. Blood was collected once or twice a week from seven female Malayan tapirs kept at four zoos. Serum or plasma P(4) concentrations were determined by radioimmunoassay. The P(4) concentrations changed cyclically throughout the years, and a total of 56 cycles was confirmed in the seven females. The length of the estrous cycle based on the P(4) profiles was 43.6+/-2.0 days; however, this mean includes great variation in length, from 21 to 84 days. Mucous discharge from the vulva and vulvar swelling were seen when the P(4) concentrations were low before the beginning of a rise in most cases. In conclusion, captive female Malayan tapirs have variations of approximately 1 to 3 months in estrous cycle length, and visual changes in the vulva are helpful in estimating estrus in female Malayan tapirs.
    Matched MeSH terms: Vulva/anatomy & histology; Vulva/physiology*
  2. Wong KT, Wong KK
    J Cutan Pathol, 1994 Oct;21(5):453-6.
    PMID: 7868757
    We report an unusual case of vulvar acantholytic dermatosis with features of pemphigus vegetans in a 22-year-old Indian girl who presented with a "warty" lesion in her left labium majus. Following excision of this lesion, she presented with 2 localized recurrent lesions on the left and right labia majora about 2 1/2 years later which were also excised. All 3 biopsies showed histological features typical of pemphigus which included extensive suprabasal acantholysis with bullae formation, prominent villus-like processes at the base of the bullae, focal hyperkeratosis and papillomatosis, and the occasional mixed neutrophil and eosinophilic intraepidermal abscess. IgG and C3 immunofluorescence was positive in the intercellular spaces of the epidermis. These lesions, which probably represent a form of pemphigus vegetans, have not been previously reported as a cause of localized vulvar acantholytic dermatosis.
    Matched MeSH terms: Vulva/pathology; Vulvar Diseases/pathology*
  3. RODDIE TW
    Med J Malaya, 1955 Dec;10(2):162-6.
    PMID: 13308617
    Matched MeSH terms: Vulva*
  4. Lo TS, Pue LB, Hung TH, Wu PY, Tan YL
    J Obstet Gynaecol Res, 2015 Jul;41(7):1099-107.
    PMID: 25808989 DOI: 10.1111/jog.12678
    To evaluate and compare the long-term outcome of sacrospinous ligament fixation (SSF) in combination with various other compartment defect native tissue repairs with hysterectomy or hysteropexy.
    Matched MeSH terms: Vulva
  5. Harrower JG
    Matched MeSH terms: Vulva
  6. Harrower JG
    Matched MeSH terms: Vulva
  7. Potapov AL, Loginova MM, Moiseev AA, Radenska-Lopovok SG, Kuznetsov SS, Kuznetsova IA, et al.
    Sovrem Tekhnologii Med, 2023;15(1):53-60.
    PMID: 37388751 DOI: 10.17691/stm2023.15.1.06
    The aim of the study was to identify different degrees of dermal lesions in vulvar lichen sclerosus (VLS) using cross-polarization optical coherence tomography (CP OCT) based on attenuation coefficient to detect disease early manifestations and to monitor the effectiveness of treatment.

    MATERIALS AND METHODS: The study included 10 patients without pathology and 39 patients with VLS diagnosed histologically. CP OCT was performed in vivo on the inner surface of the labia minora, in the main lesion area. From each scanning point, a 3.4×3.4×1.25-mm3 3D data array was obtained in 26 s. CP OCT examination results were compared with histological examination of specimens stained with Van Gieson's picrofuchsin.Quantitative analysis of OCT images was performed by measuring the attenuation coefficient in co-polarization and cross-polarization. For visual analysis, color-coded charts were developed based on OCT attenuation coefficients.

    RESULTS: According to histological examination, all patients with VLS were divided into 4 groups as per dermal lesion degree: initial (8 patients); mild (7 patients); moderate (9 patients); severe (15 patients). Typical features of different degrees were interfibrillary edema up to 250 μm deep for initial degree, thickened collagen bundles without edema up to 350 μm deep for mild degree, dermis homogenization up to 700 μm deep for moderate degree, dermis homogenization and total edema up to 1200 μm deep for severe degree.Pathological processes in dermis during VLS like interfibrillary edema and collagen bundles homogenization were visualized using CP OCT method based on values of attenuation coefficient in co- and cross-polarization channels. However, CP OCT method appeared to be less sensitive to changes of collagen bundles thickness not allowing to distinguish thickened collagen bundles from normal ones with enough statistical significance. The CP OCT method was able to differentiate all degrees of dermal lesions among themselves. OCT attenuation coefficients differed from normal condition with statistical significance for all degrees of lesions, except for mild.

    CONCLUSION: For the first time, quantitative parameters for each degrees of dermis lesion in VLS, including initial degree, were determined by CP OCT method allowing to detect the disease at an early stage and to monitor the applied clinical treatment effectiveness.

    Matched MeSH terms: Vulva
  8. Ismail NH, Ibrahim SF, Mokhtar MH, Yahaya A, Zulkefli AF, Ankasha SJ, et al.
    Front Endocrinol (Lausanne), 2023;14:1031066.
    PMID: 36923220 DOI: 10.3389/fendo.2023.1031066
    INTRODUCTION: Vulvovaginal atrophy (VVA) is a common condition in post-menopausal women. Symptoms of VVA include dyspareunia, vaginal dryness, vaginal and/or vulvar itching, burning and soreness, dysuria and vaginal bleeding accompanying sexual activity. These symptoms are physiological responses to hypoestrogenicity, inducing atrophy of the vagina epithelia and sudden reduction in mucous production. Prevailing therapy for VVA is hormone replacement therapy (HRT), notably estrogen, progesterone or a combination of the two. However, using HRT is associated with an increased incidence of breast and endometrial cancer, venous thromboembolism in the lungs and legs, stroke and cardiovascular complications.

    METHODS: This study evaluated Malaysian Gelam honey as a nutraceutical alternative to estrogen HRT (ERT) in alleviating VVA. A total of 24 female 8-weekold Sprague Dawley rats underwent bilateral oophorectomy. A minimum of 14 days elapsed from the time of surgery and administration of the first dose of Gelam honey to allow the female hormones to subside to a stable baseline and complete recovery from surgery. Vaginal tissues were harvested following a 2-week administration of Gelam honey, the harvested vagina tissue underwent immunohistochemistry (IHC) analysis for protein localization and qPCR for mRNA expression analysis.

    RESULTS: Results indicated that Gelam honey administration had increased the localization of Aqp1, Aqp5, CFTR and Muc1 proteins in vaginal tissue compared to the menopause group. The effect of Gelam honey on the protein expressions is summarized as Aqp1>CFTR>Aqp5>Muc1.

    DISCUSSION: Gene expression analysis reveals Gelam honey had no effect on Aqp1 and CFTR genes. Gelam honey had up-regulated Aqp5 gene expression. However, its expression was lower than in the ERT+Ovx group. Additionally, Gelam honey up-regulated Muc1 in the vagina, with an expression level higher than those observed either in the ERT+Ovx or SC groups. Gelam honey exhibits a weak estrogenic effect on the genes and proteins responsible for regulating water in the vaginal tissue (Aqp1, Aqp5 and CFTR). In contrast, Gelam honey exhibits a strong estrogenic ability in influencing gene and protein expression for the sialic acid Muc1. Muc1 is associated with mucous production at the vaginal epithelial layer. In conclusion, the protein and gene expression changes in the vagina by Gelam honey had reduced the occurrence of vaginal atrophy in surgically-induced menopause models.

    Matched MeSH terms: Vulva/pathology
  9. Ng PKL
    Zookeys, 2020;994:1-34.
    PMID: 33273881 DOI: 10.3897/zookeys.994.56810
    The taxonomy of the potamid freshwater crabs of the Johora tahanensis (Bott, 1966) species group (Potamoidea) is revised. Seven species are recognised, all from Peninsular Malaysia and southern Thailand, three of which are described as new. The three new species were previously identified as J. tahanensis but can be distinguished by characters of the carapace, male first gonopod, and vulva. A revised key to the 18 recognised species of Johora Bott, 1966, is provided.
    Matched MeSH terms: Vulva
  10. Ow LL, Subramaniam N, Kamisan Atan I, Friedman T, Martin A, Dietz HP
    Female Pelvic Med Reconstr Surg, 2018 7 7;25(6):415-418.
    PMID: 29979358 DOI: 10.1097/SPV.0000000000000608
    OBJECTIVE: Genital hiatus (Gh) and perineal body (Pb) are part of the Pelvic Organ Prolapse Quantification assessment system, but it is unclear whether measurements should be taken at rest or on Valsalva. This study was designed to assess the predictive value of Gh and Pb measurements obtained at rest and on Valsalva for signs and symptoms of pelvic organ prolapse (POP).

    METHODS: This is a retrospective study involving 416 women who presented to a tertiary urogynecology unit with symptoms of pelvic floor dysfunction. Genital hiatus and Pb were measured at rest and on maximal Valsalva. The strength of association between binary markers of POP and measurements of Gh/Pb was estimated using logistic regression analysis. Receiver operator characteristic statistics were used to compare predictive values of Gh and Pb measurements obtained at rest and on Valsalva.

    RESULTS: A total of 451 women were seen during the study period. Thirty-five were excluded owing to missing data, leaving 416. Fifty-four percent (n = 223) complained of POP symptoms. On examination, 80% (n = 332) had significant POP (stage 2+ in anterior or posterior compartments or stage 1+ in the central compartment). On imaging, significant POP was diagnosed in 66% (n = 275). Mean hiatal area was 22 cm (SD, 7; range, 5-49 cm) at rest and 30 cm (SD, 10; range, 11-69 cm) on Valsalva. Genital hiatus and Pb measured on Valsalva were consistently stronger predictors of prolapse symptoms and objective prolapse (by clinician examination and by ultrasound) than at Gh and Pb measured at rest. The corresponding area under the curve values were significantly larger for Gh/Pb measures on Valsalva after adjusting for multiple confounders.

    CONCLUSIONS: Genital hiatus/Pb measured on maximal Valsalva is a superior predictor of symptoms and signs of POP compared with Gh/Pb at rest.

    Matched MeSH terms: Vulva
  11. Taba AH
    Trop Doct, 1980 Jan;10(1):21-3.
    PMID: 7368301
    Matched MeSH terms: Vulva/surgery*
  12. Sulaiman AS, Ahmad S, Ismail NA, Rahman RA, Jamil MA, Mohd Dali AZ
    Saudi Med J, 2013 Aug;34(8):819-23.
    PMID: 23974453
    To evaluate the prevalence of obstetrical anal sphincter injuries (OASIS), which include third and fourth degree perineal tears in primigravida in routine versus selective mediolateral episiotomy. Secondly, to determine the rate of episiotomy in local settings.
    Matched MeSH terms: Vulva/injuries
  13. Sinha RK, Mukherjee S, Mitra N, Saha B, Kumar J
    Malays J Med Sci, 2015 Nov;22(6):71-73.
    PMID: 28223890
    Cyst formation in the parameatal area is a relatively rare entity and not many cases have been reported in the literature. Two such cases are reported here. First patient was a 46 year old sexually active male who developed a spherical, cystic swelling of 1 cm in size on right lip of external urethral meatus. The second case was a 4 year old boy who presented with asymptomatic recurrent left parameatal swelling. In both the cases, cysts were completely excised and defects were sutured. Histologically, the cyst walls were lined by tall squamous and columnar epithelium. Good cosmetic results were obtained in these two cases without any recurrence at 2 two months follow up.
    Matched MeSH terms: Vulva
  14. Rajah S, Ramanujam TM, Anas SR, Jayaram G, Baskaran P, Ganesan J, et al.
    Pediatr Surg Int, 1998 Jul;13(5-6):373-6.
    PMID: 9639621
    Rectal duplications are rare anomalies. Recently, we observed four cases of rectal duplication, each presenting with different clinical features including chronic constipation, a prolapsing rectal "polyp, " a "growth" from the vulva, and acute retention of urine. The variety of clinical presentations may lead to delay in diagnosis and multiple operations.
    Matched MeSH terms: Vulva/abnormalities
  15. Chua Y, Limpaphayom KK, Cheng B, Ho CM, Sumapradja K, Altomare C, et al.
    Climacteric, 2017 Aug;20(4):367-373.
    PMID: 28453308 DOI: 10.1080/13697137.2017.1315091
    OBJECTIVES: The Pan-Asian REVIVE survey aimed to examine women's experiences with genitourinary syndrome of menopause (GSM) and their interactions with health-care professionals (HCPs).

    METHODS: Self-completed surveys were administered face-to-face to 5992 women (aged 45-75 years) in Indonesia, Malaysia, Singapore, Taiwan, and Thailand.

    RESULTS: Of 638 postmenopausal women with GSM symptoms, only 35% were aware of the GSM condition, most of whom first heard of GSM through their physician (32%). The most common symptoms were vaginal dryness (57%) and irritation (43%). GSM had the greatest impact on sexual enjoyment (65%) and intimacy (61%). Only 25% had discussed their GSM symptoms with a HCP, and such discussions were mostly patient-initiated (64%) rather than HCP-initiated (24%). Only 21% had been clinically diagnosed with GSM and only 24% had ever used treatment for their symptoms. Three-quarters of those who had used treatment for GSM had discussed their symptoms with a HCP compared to only 9% of those who were treatment-naïve.

    CONCLUSION: GSM is underdiagnosed and undertreated in Asia. As discussion of GSM with HCPs appears to be a factor influencing women's awareness and treatment status, a more active role by HCPs to facilitate early discussions on GSM and its treatment options is needed.

    Matched MeSH terms: Vulva/pathology
  16. Saren MS, Ping EL, Ping WK
    Med J Malaysia, 2020 11;75(6):752-753.
    PMID: 33219193
    The mother of a 9-month-old female infant complained that her child was unable to pass urine at the same time noticing a mass protruding from the vaginal orifice.The infant had a single episode of vaginal bleeding.The primary concern of the mother was the inability of the daughter to micturate. Malignant germ cell tumour arising from an infant vagina is rare and accounts for about 3% of all paedriatic malignancies. These are also referred to as endodermal sinus tumours or yolk sac tumours, and are mostly the commonest form of infant vaginal malignancies encountered. A diagnosis of endodermal sinus tumour was established based on the histology and raised α-fetoprotein levels.These tumours had Schiller-Duval bodies which are primarily blood vessels surrounded by primordial germ cells and were periodic acid shift (PAS) positive diastase resistant hyaline globules which also stain positive with α- fetoprotein which is an important diagnostic feature. Tumours with high α-fetoprotein levels have a poorer prognosis. However, they respond satisfactorily to chemotherapy.
    Matched MeSH terms: Vulva
  17. Zainuddin AA, Grover SR, Soon CH, Nur Azurah AG, Mahdy ZA, Wu LL, et al.
    Front Pediatr, 2019;7:144.
    PMID: 31058121 DOI: 10.3389/fped.2019.00144
    Background: Girls born with congenital adrenal hyperplasia have virilized external genitalia. There is considerable debate regarding both the outcomes of feminizing genitoplasty and timing of the surgery in this population. Objective: To investigate outcomes of females 46,XX individuals with CAH in Malaysia, the surgical outcomes of feminizing genitoplasty (FG) and their attitudes toward surgery. Study Design: This is a cross-sectional study involving the two main tertiary centers in Malaysia. All 46,XX patients with CAH and raised female, who had undergone FG were identified and invited to participate. Data on socio-demographic, medical profiles, and attitudes toward surgery were collected. A standardized evaluation of the external genitalia was undertaken including the anatomic and cosmetic evaluation by independent gynecologists. Results: Of 61 individuals identified, 59 participated-consisting of children (n = 12), adolescents (n = 29) and adults (n = 18). All but one had classical CAH (98.3%) and had undergone FG (n = 55, 93.2%) with surgery mostly undertaken by pediatric surgeons trained in DSD work (n = 44, 74.6%). Complications overall were low (20.3%), with repeat surgery rate of 9.1%. External genital examination was performed in 38 participants. Overall 36.8% had absent clitoral glands and 39.5% had a persistent urogenital sinus and in 10.5%, no vaginal orifices were seen. Poor cosmetic outcomes were present in 42.1% with 55.3% recommended for further assessment under general anesthetic. Almost half participants did not venture an opinion on FG, those who did varied from having a positive attitude toward it (18 participants) to 3 opining that it should not be done, or avoided or delayed. From the participants, 35.5% preferred FG to be done early in life compared to 44.0% of the parents. Conclusions: The reoperation rates of the feminizing genitoplasty surgeries were low however due to the anatomic and cosmetic outcomes, reassessment of the external genitalia of these CAH patients may be required once they consider becoming sexually active as they may require further treatment. Many factors such as cultural sensitivities and access to medical treatment and late diagnoses have an impact on attitudes toward FG.
    Matched MeSH terms: Vulva
  18. Singam P, Wei KT, Ruffey A, Lee J, Chou TG
    Malays J Med Sci, 2012 Jul;19(3):81-4.
    PMID: 23610554
    Fournier's gangrene is a severe life-threatening infection involving the perianal area, perineum, and external genitalia. It demands prompt recognition, critical care therapy, surgical therapy, and a combination of antibiotics. The infection commonly spreads via the fascial planes and causes superficial vascular thrombosis within the Colles' fascia around the external genitalia. It can extend cephalad to involve the Scarpa's fascia and Camper's fascia in the abdominal wall. The treatment would include multiple debridements, which would result in disfiguring scars of the perineum and might lead to significant physical and psychological complications. We describe a case of a 58-years-old man presenting with Fournier's gangrene resulting from an infection of an impacted urethral stone. The patient previously had obstructive voiding symptoms for 1 month but chose to neglect them. The resultant infection was severe and caused penile and right testicular gangrene. He underwent multiple wound debridements, which included a total penectomy and right orchiectomy. Psychological and rehabilitative support was necessary for him to overcome his loss and disfigurement.
    Matched MeSH terms: Vulva
  19. Trutnovsky G, Kamisan Atan I, Ulrich D, Martin A, Dietz HP
    Acta Obstet Gynecol Scand, 2016 Dec;95(12):1411-1417.
    PMID: 27622984 DOI: 10.1111/aogs.13018
    INTRODUCTION: The study aimed to analyze the relation between the degree of puborectalis muscle trauma and subjective symptoms and objective findings of pelvic organ prolapse (POP), comparing two continuous scoring systems with a discrete scoring system for translabial ultrasound imaging.

    MATERIAL AND METHODS: In this retrospective observational study the records of patients attending a tertiary urogynecological unit between January 2012 and December 2014 were analyzed. POP assessment included a standardized interview, clinical examination using Pelvic Organ Prolapse Quantification and four-dimensional translabial ultrasound. Puborectalis muscle trauma was assessed with tomographic ultrasound imaging using two continuous scoring systems and a previously established discrete system. Receiver operating characteristics and adjusted odds ratios were used for comparison of scoring systems in predicting symptoms and signs of POP.

    RESULTS: Of 1258 women analyzed, 52.6% complained of prolapse symptoms. On ultrasound imaging, 65.7% of women had sonographically significant POP. Complete avulsion was diagnosed in 25.3% of women, being unilateral in 13.9% and bilateral in 11.4%. A maximum score in the 6-point and the 12-point tomographic ultrasound imaging scale increased the odds for a diagnosis of any significant POP on ultrasound by 4.4 and 4.8 times, respectively, compared with 4.6 times for the discrete diagnosis of bilateral avulsion. For all avulsion scoring systems the relation was strongest for cystocele and uterine prolapse.

    CONCLUSIONS: A continuous avulsion scoring system based on tomographic findings does not provide superior performance for the prediction of subjective symptoms and objective findings of prolapse compared with a discrete diagnostic system of unilateral or bilateral avulsion.

    Matched MeSH terms: Vulva
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