{"id":6990,"date":"2023-06-05T07:30:34","date_gmt":"2023-06-05T06:30:34","guid":{"rendered":"https:\/\/meic.cymru\/2023\/06\/05\/the-itchy-guide-to-stis-and-testing\/"},"modified":"2025-11-12T16:48:13","modified_gmt":"2025-11-12T16:48:13","slug":"canllaw-coslyd-sti-a-phrofi","status":"publish","type":"post","link":"https:\/\/meic.cymru\/cy\/2023\/06\/05\/canllaw-coslyd-sti-a-phrofi\/","title":{"rendered":"Canllaw Coslyd STI a Phrofi"},"content":{"rendered":"\n<div style=\"height:32px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Mae&#8217;r blog yma yn edrych ar beth yw STI, sut i wybod os oes gen ti un, a beth i wneud os wyt ti&#8217;n meddwl bod gen ti un. Mae&#8217;n edrych ar yr hyn sy&#8217;n digwydd mewn clinig iechyd rhyw, sut i brofi gartref a phryd i gael prawf.<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-text-align-center\"><em><em>RHYBUDD: Oherwydd natur y pwnc, efallai bydd y cynnwys yn y blog yma yn anaddas i rai o&#8217;n darllenwyr iau.<\/em><\/em><\/p>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center\"><em><em>Mae&#8217;r blog yma yn rhan o&#8217;r ymgyrch Dim Cywilydd Dim Cyfrinachau &#8211; Iechyd a Lles Rhyw, ble edrychwn ar sawl elfen o gadw dy hun yn iach ac yn ddiogel o ran rhyw. Mae <a href=\"https:\/\/www.meiccymru.org\/cym\/dimcywilydddimcyfrinachau-iechyd-a-lles-rhyw\/\" target=\"_blank\" rel=\"noreferrer noopener\">dolenni i holl flogiau&#8217;r ymgyrch yma<\/a>, a dilyna ein sianeli cyfryngau cymdeithasol  (gweler gwaelod y blog) i wylio ychydig o fideos hwyl.<\/em><\/em><\/p>\n<\/blockquote>\n\n\n\n<p>Os wyt ti&#8217;n poeni am unrhyw beth ac eisiau siarad, mae cynghorwyr Meic yn hapus i siarad gyda thi, yn gyfrinachol ac am ddim, rhwng 8yb a hanner nos bob dydd. Ni fyddem yn barnu a gallem&nbsp; helpu ti i benderfynu ar y camau nesaf. Manylion ar y gwaelod.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-medium is-style-rounded\"><a href=\"https:\/\/www.meiccymru.org\/wp-content\/uploads\/2023\/06\/bacteria-neisseria-gonorrhoeae-neisseria-meningitidis-gonococcus-meningococcus-1-scaled.jpg\"><img decoding=\"async\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/07\/bacteria-neisseria-gonorrhoeae-neisseria-meningitidis-gonococcus-meningococcus-1-300x232.jpg\" alt=\"Bacteria Neisseria gonorrhoeae or Neisseria meningitidis, gonococcus and meningococcus\" class=\"wp-image-6309\"\/><\/a><\/figure>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Beth yw STI?<\/h3>\n\n\n\n<p>Mae STI yn acronym am Haint a Drosglwyddir yn Rhywiol. Haint sy&#8217;n cael ei basio o un person i&#8217;r llall, ran amlaf trwy ryw heb amddiffyniad (condom). Weithiau mae pobl yn defnyddio&#8217;r term STD (afiechyd a drosglwyddir yn rhywiol).<\/p>\n\n\n\n<p>Mae sawl STI gwahanol, gan gynnwys:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.ircymru.online\/am-hiv.html\" target=\"_blank\" rel=\"noreferrer noopener\">HIV<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/am-siffilis\/\" target=\"_blank\" rel=\"noreferrer noopener\">Syffilis<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/am-clamydia\/\" target=\"_blank\" rel=\"noreferrer noopener\">Chlamydia<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/111.wales.nhs.uk\/Hepatitis\/?locale=en\" target=\"_blank\" rel=\"noreferrer noopener\">Hepatitis<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/am-gonorea\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gonorrhoea<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/111.wales.nhs.uk\/trichomoniasis\/?locale=cy&amp;term=A\" target=\"_blank\" rel=\"noreferrer noopener\">Tricomoniasis<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/am-herpes.html\" target=\"_blank\" rel=\"noreferrer noopener\">Herpes<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/am-defaid-gwenerol\/\" target=\"_blank\" rel=\"noreferrer noopener\">Dafadennau Gwenerol<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/111.wales.nhs.uk\/encyclopaedia\/H\/article\/Humanpapillomavirus(HPV)?locale=en\" target=\"_blank\" rel=\"noreferrer noopener\">HPV<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Sut ydw i&#8217;n gwybod os oes gen i STI?<\/h3>\n\n\n\n<p>Mae symptomau yn amrywio\u2019n fawr ac yn dibynnu ar yr STI. Weithiau nid oes symptomau o gwbl. Dyma rai symptomau gallai awgrymu bod gen ti haint:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Poen wrth bipi<\/li>\n\n\n\n<li>Rhedlif (discharge) anarferol o\u2019r genitalia neu\u2019r anws<\/li>\n\n\n\n<li>Poen bol<\/li>\n\n\n\n<li>Gwaedu rhwng mislif<\/li>\n\n\n\n<li>Ceilliau neu fagina boenus neu wedi chwyddo<\/li>\n\n\n\n<li>Poen wrth gael rhyw neu waedu wedyn<\/li>\n\n\n\n<li>Lympiau neu swigen ar y genitalia<\/li>\n\n\n\n<li>Genitalia yn tinglo, llosgi neu gosi<\/li>\n\n\n\n<li>Symptomau fel ffliw<\/li>\n<\/ul>\n\n\n\n<p>Paid mynd i banig! Efallai mai rhywbeth arall sy&#8217;n achosi rhai o\u2019r symptomau yma, ond os wyt ti wedi cael rhyw heb gondom, mae\u2019n syniad da i ti gael prawf.<\/p>\n\n\n\n<p>Weithiau nid oes symptomau, felly mae&#8217;r GIG yn argymell prawf STI bob blwyddyn os wyt ti\u2019n cael rhyw heb amddiffyniad. Os wyt ti\u2019n poeni bod gen ti STI, cer am brawf cyn gynted \u00e2 phosib. Sicrha dy fod di\u2019n defnyddio condom i amddiffyn dy bartner\/iaid rhyw nes i ti gael y canlyniadau.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-medium is-style-rounded\"><a href=\"https:\/\/www.meiccymru.org\/wp-content\/uploads\/2023\/06\/blur-hospital-scaled.jpg\"><img decoding=\"async\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/07\/blur-hospital-300x200.jpg\" alt=\"Abstract blur hospital and clinic interior for background\" class=\"wp-image-6305\"\/><\/a><\/figure>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Beth ydw i&#8217;n gwneud os ydw i&#8217;n&nbsp; amau bod gen i STI?<\/h3>\n\n\n\n<p>Mae posib cael gwared ar y mwyafrif o STIs, felly paid mynd i banig. Mae dau beth allet ti ei wneud. Gwneud apwyntiad mewn clinig iechyd rhyw (neu GUM) lleol neu wneud prawf gartref. Mae yna sesiynau galw heibio mewn rhai clinigau, ond efallai bydd angen apwyntiad. Cysyllta gyntaf i weld.<\/p>\n\n\n\n<p>I ddarganfod y clinig iechyd rhyw neu GUM agosaf, clicia ar y ddolen i dy Fwrdd Iechyd lleol isod:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Blaenau Gwent, Caerffili, Sir Fynwy, Casnewydd, Torfaen \u2013 <a href=\"https:\/\/bipab.gig.cymru\/gwasanaethau-gofal-iechyd\/gwasanaethau-cymunedol\/iechyd-rhywiol-ac-atgenhedlol\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bwrdd Iechyd Prifysgol Aneurin Bevan&nbsp;<\/a><a href=\"https:\/\/abuhb.nhs.wales\/healthcare-services\/community-services\/sexual-and-reproductive-health\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li>Ynys M\u00f4n, Gwynedd, Conwy, Sir Ddinbych, Sir Fflint, Wrecsam \u2013 <a href=\"https:\/\/bipbc.gig.cymru\/gwasanaethau\/gwasanaethau-ysbyty\/iechyd-rhyw\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bwrdd Iechyd Prifysgol Betsi Cadwaladr&nbsp;<\/a><\/li>\n\n\n\n<li>Caerdydd a Bro Morgannwg \u2013 <a href=\"https:\/\/bipcaf.gig.cymru\/ysbytai-a-chanolfannau-iechyd\/gwasanaethau-iechyd-lleol\/clinigau-iechyd-rhywiol\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bwrdd Iechyd Prifysgol Caerdydd a&#8217;r Fro&nbsp;<\/a><\/li>\n\n\n\n<li>Pen-y-bont ar Ogwr, Merthyr Tydfil, Rhondda Cynon Taf \u2013 <a href=\"https:\/\/bipctm.gig.cymru\/gwasanaethau\/iechyd-rhywiol-ac-atgenhedlol-integredig\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bwrdd Iechyd Prifysgol Cwm Taf Morgannwg &nbsp;<\/a><\/li>\n\n\n\n<li>Sir Gaerfyrddin, Ceredigion, Sir Benfro \u2013 <a href=\"https:\/\/biphdd.gig.cymru\/gofal-iechyd\/gwasanaethau-a-thimau\/iechyd-rhywiol\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bwrdd Iechyd Prifysgol Hywel Dda&nbsp;<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Beth sydd yn digwydd mewn clinig iechyd rhyw<\/h3>\n\n\n\n<p>Mae clinigau iechyd rhyw yn arbenigo mewn iechyd rhywiol. Mae&#8217;r staff yn delio gyda STIs bob dydd, felly nid oes rhaid i ti deimlo cywilydd. Ni fyddant yn barnu a byddant yn egluro popeth i ti, yn rhoi cyngor ac mae profi a thriniaeth yn gyfrinachol ac am ddim.<\/p>\n\n\n\n<p>Byddant yn gofyn am enw a manylion cyswllt. Mae croeso i ti roi enw ffug os oes well gen ti, ond bydd angen rhoi manylion cyswllt cywir fel bod posib cysylltu gyda&#8217;r canlyniadau. Nid oes rhaid i ti boeni gan fod popeth yn cael ei gadw&#8217;n gyfrinachol &#8211; ni fyddant yn dweud wrth dy feddyg teulu heb i ti roi caniat\u00e2d.<\/p>\n\n\n\n<p>Byddant yn gofyn am dy hanes meddygol a rhywiol &#8211; eto, nid oes rhaid i ti boeni; maent yn gwneud hyn bob dydd ac wedi clywed popeth eisoes!<\/p>\n\n\n\n<p>Bydd y nyrs neu ddoctor yn penderfynu ar y profion rwyt ti angen. Yn dibynnu ar yr hyn maent yn profi amdano, gall hyn fod yn sampl pipi neu waed, swab o&#8217;r wrethra neu fagina (rwyt ti&#8217;n gwneud y swab fagina dy hun) neu archwiliad o&#8217;r genitalia.<\/p>\n\n\n\n<p>Os wyt ti&#8217;n profi&#8217;n bositif, byddant yn gofyn i ti ddychwelyd i&#8217;r clinig i drafod triniaeth. Byddant hefyd yn gofyn i ti ddweud wrth unrhyw un rwyt ti wedi bod yn agos atynt yn rhywiol fel y gallan nhw gael prawf hefyd. Nid oes rhaid i ti wneud hyn dy hun os nad wyt ti eisiau; mae&#8217;r clinig yn gallu dweud wrth bobl ar dy ran ac ni fyddant yn dweud wrthynt pwy wyt ti.<\/p>\n\n\n\n<p>Mwy am brofi am wahanol STIs ac ymweld \u00e2 chlinig STI ar y <a href=\"https:\/\/www.nhs.uk\/live-well\/sexual-health\/visiting-an-sti-clinic\/\" target=\"_blank\" rel=\"noreferrer noopener\">dudalen GIG yma<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-medium is-style-rounded\"><a href=\"https:\/\/www.meiccymru.org\/wp-content\/uploads\/2023\/06\/doctor-holding-blood-sample-syphilis-gonorrhea-test-vdrl-tpha-scaled.jpg\"><img decoding=\"async\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/07\/doctor-holding-blood-sample-syphilis-gonorrhea-test-vdrl-tpha-300x225.jpg\" alt=\"Test tube with Gonorrhea and Syphilis written on it for STI blog\" class=\"wp-image-6306\"\/><\/a><\/figure>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Beth yw pecyn profi gartref?<\/h3>\n\n\n\n<p>Maent yn arbrofi gyda <a href=\"https:\/\/www.ircymru.online\/pecyn-profi-a-phostio-sti-cymru\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gwasanaeth Profi a Phostio\u2019r GIG&nbsp;<\/a>yng Nghymru ar hyn o bryd. Maent yn gyrru pecynnau am ddim ar gyfer Chlamydia, Gonorrhoea, HIV, Syffilis, a Hepatitis B neu C i dy gartref mewn pecyn cynnil.<\/p>\n\n\n\n<p>Yn dibynnu ar yr STI, byddi di&#8217;n un ai gwneud prawf pipi neu waed, neu&#8217;n cymryd swab o&#8217;r fagina, gwddf neu&#8217;r pen \u00f4l.&nbsp;<\/p>\n\n\n\n<p>Bydd y pecyn yn cyrraedd mewn 3-5 diwrnod, a dylai\u2019r canlyniadau gyrraedd o fewn 3 wythnos i ti ddychwelyd y pecyn. Os yw popeth yn negyddol yna bydd neges testun yn cael ei yrru i ddweud hynny. Os yw unrhyw un o\u2019r profion yn Bositif, yna bydd dy wasanaeth iechyd rhywiol yn cysylltu i drefnu triniaeth.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.ircymru.online\/pecyn-profi-a-phostio-sti-cymru\/\" target=\"_blank\" rel=\"noreferrer noopener\">Darganfod mwy am Wasanaeth Profi a Phostio GIG yma.<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pryd i gael prawf<\/h3>\n\n\n\n<p>Os wyt ti\u2019n poeni dy fod di wedi dal Chlamydia neu Onorrhoea, dylid disgwyl pythefnos ar \u00f4l cael rhyw heb gondom i gael y prawf. Gwna\u2019r prawf yn rhy fuan a ni fydd yn dangos canlyniad positif.<\/p>\n\n\n\n<p>Os wyt ti eisiau prawf HIV yna bydd rhaid disgwyl 7 wythnos ers i ti gael rhyw heb gondom gan na fydd HIV yn dangos fel positif cyn hynny. Awgrymir i ti brofi eto ar \u00f4l 5 wythnos arall am Syffilis, Hepatitis B a C gan na fydd y rhain yn dangos cyn 12 wythnos (gall Hepatitis C gymryd hyd at 6 mis i ddangos canlyniad positif).<\/p>\n\n\n\n<p>Os wyt ti\u2019n credu dy fod di wedi bod gyda rhywun sydd \u00e2 HIV yn y 72 awr ddiwethaf (3 diwrnod), yna gellir cymryd meddyginiaeth<a href=\"https:\/\/www.ircymru.online\/cynllun-prep-cymru\/\" target=\"_blank\" rel=\"noreferrer noopener\">&nbsp;PEP neu PEPSE (Proffylacsis \u00d4l-Amlygiad ar gyfer HIV)<\/a>&nbsp;i geisio stopio\u2019r firws. Dylid gwneud hyn cyn gynted \u00e2 phosib, gorau po gyntaf y byddi di\u2019n ei gymryd. Cysyllta \u00e2 dy wasanaeth iechyd rhyw leol ar y dolenni uchod, neu os yw allan o oriau, cer i\u2019r adran damweiniau ac achosion brys agosaf (A&amp;E).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-medium is-style-rounded\"><a href=\"https:\/\/www.meiccymru.org\/wp-content\/uploads\/2023\/06\/banana-with-condom-gray-background-scaled.jpg\"><img decoding=\"async\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/07\/banana-with-condom-gray-background-300x200.jpg\" alt=\"Banana with smiley face and thumbs up with condom as a hat\" class=\"wp-image-6307\"\/><\/a><\/figure>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Amddiffyn dy hun rhag STI<\/h3>\n\n\n\n<p>Mae llawer o ddewisiadau atal cenhedlu, ond y ffordd orau i amddiffyn dy hun rhag dal neu rannu STI yw defnyddio <a href=\"https:\/\/www.ircymru.online\/atal-cenhedlu-cyn-rhyw\/\" target=\"_blank\" rel=\"noreferrer noopener\">condom allanol (gwryw) neu fewnol (benyw)<\/a>. Os yw\u2019r rhain yn cael eu defnyddio\u2019n gywir maent rhwng 95 a 98% yn effeithiol.<\/p>\n\n\n\n<p>Mae posib dal STI trwy ryw geneuol (oral) hefyd. Amddiffyn dy hun wrth ddefnyddio condomau neu len deintyddol (dental dam). Mae llen deintyddol yn ddarn tenau o latecs sydd yn cael ei ddefnyddio fel rhwystr rhwng y geg a&#8217;r fagina neu anws. Mae\u2019r rhain yn gallu bod yn anodd dod ar eu traws, felly mae Cymru Chwareus wedi creu <a href=\"https:\/\/www.youtube.com\/watch?v=34V0F5dyMZs&amp;t=4s\" target=\"_blank\" rel=\"noreferrer noopener\">fideo<\/a> i ddangos sut i greu llen deintyddol gyda chondom.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.meiccymru.org\/cym\/atal-cenhedlu-dewis-y-dull-gorau-i-ti\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cer draw i&#8217;n blog opsiynau atal cenhedlu yma.<\/a><\/p>\n\n\n\n<p>Os wyt ti o dan 25 oed, mae posib cael condomau am ddim trwy&#8217;r cynllun Cerdyn-C. <a href=\"http:\/\/cccymru.co.uk\/outlets\/find\/\" target=\"_blank\" rel=\"noreferrer noopener\">Darganfod dy ganolfan agosaf yma.<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gwybodaeth bellach<\/h3>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><strong><a href=\"https:\/\/www.meiccymru.org\/cym\/dimcywilydddimcyfrinachau-iechyd-a-lles-rhyw\" target=\"_blank\" rel=\"noreferrer noopener\">Dim Cywilydd Dim Cyfrinachau<\/a><\/strong> <\/strong>&#8211; ymgyrch iechyd rhyw Meic gyda llawer o wybodaeth am iechyd a lles rhyw, gan gynnwys gwahanol ddulliau atal cenhedlu, adnabod a thrin STIs, a porn.<\/li>\n\n\n\n<li><a href=\"https:\/\/111.wales.nhs.uk\/Sexualhealthclinics\/?locale=cy&amp;term=A\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Clinigau Iechyd Rhywiol<\/strong><\/a> &#8211; GIG Cymru &#8211; gwybodaeth am wneud apwyntiad, sut mae&#8217;n gweithio, beth sy&#8217;n digwydd, a chael y canlyniadau<\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Iechyd Rhywiol Cymru<\/strong><\/a> &#8211; gwybodaeth ar STIs, atal cenhedlu a phrofi<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ircymru.online\/pecyn-profi-a-phostio-sti-cymru\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gwasanaeth Profi a Phostio&#8217;r GIG<\/a> <\/strong>&#8211; darganfod mwy am y gwasanaeth yma<\/li>\n\n\n\n<li><a href=\"https:\/\/www.ircymru.online\/cynllun-prep-cymru\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>PrEP (proffylacsis cyn-gysylltiad) i bobl yng Nghymru<\/strong><\/a> &#8211; gwybodaeth am y feddyginiaeth gellir ei gymryd i amddiffyn rhag HIV cyn, neu o fewn 72 awr wedyn, o gael rhyw heb gondom gyda pherson sydd \u00e2&#8217;r haint<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.brook.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Brook<\/a> <\/strong>&#8211; elusen yn cynnig cymorth iechyd a lles rhyw<\/li>\n<\/ul>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Siarad \u00e2 Meic<\/h3>\n\n\n\n<p>Meic yw\u2019r llinell gymorth gwybodaeth, cyngor ac eiriolaeth i blant a phobl ifanc ledled Cymru. Cysyllta os wyt ti angen siarad \u00e2 rhywun am unrhyw beth sydd yn dy boeni. Mae\u2019n gyfrinachol ac am ddim. Mae\u2019r gwasanaeth yn agored rhwng 8yb a hanner nos pob dydd, ac mae posib cysylltu ar y ff\u00f4n, neges testun neu&nbsp;<a href=\"https:\/\/www.meiccymru.org\/cym\/\">sgwrs ar-lein.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mae&#8217;r blog yma yn edrych ar beth yw STI, sut i wybod os oes gen ti un, a beth i wneud os wyt ti&#8217;n meddwl bod gen ti un. Mae&#8217;n edrych ar yr hyn sy&#8217;n digwydd mewn clinig iechyd rhyw, sut i brofi gartref a phryd i gael prawf. Os wyt ti&#8217;n poeni am unrhyw [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1686,923,1688,1689,26,924],"tags":[3517,3518,3421,3350,3352,3478,3447,2201,3519,3341,3520,3515,3521,3516,3470,3484],"class_list":["post-6990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-atal-cenhedlu","category-contraception","category-profion-sti","category-rhyw","category-sex","category-sti-testing","tag-adnabod-sti","tag-clinig-iechyd-rhyw","tag-condomau","tag-dim-cywilydd-dim-cyfrinach","tag-dimcywilydddimcyfrinach","tag-iechyd-a-lles-rhyw","tag-iechyd-rhyw","tag-iechyd-rhywiol","tag-lles-rhyw","tag-noshamenosecrets-cy","tag-profi-stis","tag-spotting-an-sti-cy","tag-sti-2","tag-sti-testing-cy","tag-stis-cy","tag-ymgyrch-meic"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Canllaw Coslyd STI a Phrofi - Meic<\/title>\n<meta name=\"description\" content=\"Beth yw STI, sut i wybod os oes gen ti un, a sut i gael prawf. 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