{"id":4482,"date":"2021-09-15T16:58:29","date_gmt":"2021-09-15T04:58:29","guid":{"rendered":"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/?page_id=4482"},"modified":"2025-05-05T14:24:41","modified_gmt":"2025-05-05T02:24:41","slug":"trichomonas","status":"publish","type":"page","link":"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/for-referrers\/microbiology\/how-do-i-diagnose\/trichomonas\/","title":{"rendered":"Trichomonas"},"content":{"rendered":"\n<p><strong>Infection:<\/strong> Trichmonas; TV; Trichomoniasis; <em>Trichmonas vaginalis<\/em> infection<\/p>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Brief description:<\/summary><div class=\"ab-accordion-text\">\n<ul>\n<li>A type of protozoa that cases vaginal and urethral infection.<\/li>\n\n\n\n<li>In NZ, unlike other STIs, Trichomonas is more common in women aged &gt;25. It is also more commonly seen in those of Maori or Pacific ethnicity, and in areas of social deprivation.<\/li>\n\n\n\n<li>Up to 50% of women and the majority of men will be asymptomatic.<\/li>\n\n\n\n<li>Vaginal discharge is the commonest symptom, which may be malodourous and frothy. Also causes vulvovaginal itch, vulval dermatitis and post-coital bleeding.<\/li>\n<\/ul>\n<\/div><\/details><\/div>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Did you know?<\/summary><div class=\"ab-accordion-text\">\n<p>Infection can persist for years in women if untreated.<\/p>\n<\/div><\/details><\/div>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Who should I test?<\/summary><div class=\"ab-accordion-text\">\n<ul>\n<li>Test <strong>women<\/strong> with <strong>vaginal discharge <\/strong>or other<strong> vaginal<\/strong> and <strong>vulval<\/strong> symptoms.<\/li>\n\n\n\n<li><strong>Not a recommended test<\/strong> for <strong>men<\/strong> with urethritis &#8211; reserved for persistent cases.<\/li>\n\n\n\n<li>It can take <strong>up to 2 weeks<\/strong> to test positive if infection occurs relating to <strong>specific sexual event<\/strong>.<\/li>\n\n\n\n<li><strong>Male<\/strong> sexual contacts should be <strong>treated empirically<\/strong> rather than tested.<\/li>\n<\/ul>\n<\/div><\/details><\/div>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Test of choice:<\/summary><div class=\"ab-accordion-text\">\n<p>Request <strong><a href=\"https:\/\/scg.labapps.nz\/#\/WEL\/details\/27441\" target=\"_blank\" rel=\"noreferrer noopener\">Trichomonas NAAT<\/a><\/strong><\/p>\n\n\n\n<p><strong>NAAT\/PCR <\/strong>on a<strong> low vaginal swab <\/strong>(self- or clinician-collected; <strong>chlamydia<\/strong> and <strong>gonorrhoea<\/strong> testing should be done also, and can be shared on <strong>same swab<\/strong>)<strong>.<\/strong><\/p>\n\n\n\n<ul>\n<li>A <strong>specific kit<\/strong> is usually required for NAAT testing e.g. the<strong> Aptima <\/strong>swabs\/urine kit.<\/li>\n\n\n\n<li>Excellent<strong> sensitivity &#8211; <\/strong>a<strong> negative <\/strong>teston a well-collected sample makes the diagnosis <strong>very unlikely<\/strong><\/li>\n\n\n\n<li>Excellent<strong> specificity &#8211; <\/strong>a<strong> positive <\/strong>testin an at risk person makes the diagnosis<strong> highly likely<\/strong><\/li>\n\n\n\n<li><strong>First void urine <\/strong>may also be used in women, but has <strong>lower sensitivity<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>If testing in a <strong>male<\/strong> is required discuss with the clinical microbiologist first.<\/p>\n<\/div><\/details><\/div>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Tests to avoid\/specialist tests:<\/summary><div class=\"ab-accordion-text\">\n<ul>\n<li><strong>Culture<\/strong> on a <strong>high<\/strong> <strong>vaginal<\/strong> <strong>swab<\/strong> is an acceptable alternative if NAAT\/PCR is <strong>not available<\/strong>, however it is <strong>less<\/strong> <strong>sensitive<\/strong> and <strong>slower<\/strong>.<\/li>\n\n\n\n<li><strong>Wet prep microscopy <\/strong>is no longer recommended due to<strong> limited sensitivity.<\/strong><\/li>\n<\/ul>\n<\/div><\/details><\/div>\n\n\n\n<div class=\"wp-block-atomic-blocks-ab-accordion ab-block-accordion\"><details><summary class=\"ab-accordion-title\">Other considerations:<\/summary><div class=\"ab-accordion-text\">\n<ul>\n<li><strong>Co-infection <\/strong>with other STIs is<strong> common<\/strong>.<\/li>\n\n\n\n<li><strong>Test of cure <\/strong>is<strong> not required <\/strong>if symptoms resolve<strong>.<\/strong><\/li>\n\n\n\n<li>If symptoms persist, or there are other exposures, don\u2019t retest <strong>within 4 weeks<\/strong> of treatment, as the test <strong>may remain positive<\/strong> due to residual dead organisms.<\/li>\n<\/ul>\n<\/div><\/details><\/div>\n","protected":false},"excerpt":{"rendered":"Infection: Trichmonas; TV; Trichomoniasis; Trichmonas vaginalis infection","protected":false},"author":18,"featured_media":0,"parent":4222,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-left-sidebar.php","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Trichomonas &#8211; Awanui Labs - Wellington<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/for-referrers\/microbiology\/how-do-i-diagnose\/trichomonas\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trichomonas &#8211; Awanui Labs - Wellington\" \/>\n<meta property=\"og:description\" content=\"Infection: Trichmonas; TV; Trichomoniasis; Trichmonas vaginalis infection\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/for-referrers\/microbiology\/how-do-i-diagnose\/trichomonas\/\" \/>\n<meta property=\"og:site_name\" content=\"Awanui Labs - Wellington\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-05T02:24:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/fl-healthscope-media.s3.amazonaws.com\/lab-sites\/uploads\/sites\/3\/2023\/08\/Awanui-Labs-Lab-Technician-min.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"917\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/for-referrers\/microbiology\/how-do-i-diagnose\/trichomonas\/\",\"url\":\"https:\/\/www.awanuilabs.co.nz\/central\/wellington\/for-referrers\/microbiology\/how-do-i-diagnose\/trichomonas\/\",\"name\":\"Trichomonas &#8211; 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