{"id":9257,"date":"2026-03-24T11:01:09","date_gmt":"2026-03-24T11:01:09","guid":{"rendered":"https:\/\/meic.cymru\/?p=9257"},"modified":"2026-03-24T12:17:25","modified_gmt":"2026-03-24T12:17:25","slug":"meningitis-a-sepsis","status":"publish","type":"post","link":"https:\/\/meic.cymru\/cy\/2026\/03\/24\/meningitis-a-sepsis\/","title":{"rendered":"Meningitis a Sepsis &#8211; Dyliwn i Boeni?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Mae llid yr ymennydd (meningitis) a sepsis yn gyflyrau difrifol, ond gall deall y rhybuddion wneud gwahaniaeth enfawr.<\/h2>\n\n\n\n<p>Efallai dy fod wedi clywed adroddiadau am gynnydd mewn achosion o feningitis yng Nghaint (Kent). Mae timau Iechyd Cyhoeddus ac ysgolion yn rhannu gwybodaeth i sicrhau bod pawb yn aros yn ddiogel. Er ei bod hi&#8217;n bwysig peidio \u00e2 chynhyrfu, aros yn wybodus yw&#8217;r ffordd orau i amddiffyn dy hun.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Deall y peryglon<\/h3>\n\n\n\n<p>Mae <a href=\"https:\/\/111.wales.nhs.uk\/encyclopaedia\/m\/article\/meningitis\/?locale=cy&amp;term=A\">meningitis<\/a> yn haint leinin yr ymennydd. Gelwir un math cyffredin yn Feningitis B (MenB). Cafodd y mwyafrif o bobl o dan 10 oed y brechlyn MenB fel babanod. Fodd bynnag, dim ond yn 2015 y cyflwynwyd y brechlyn hwn. Mae hyn yn golygu nad yw&#8217;r mwyafrif o fyfyrwyr ysgol uwchradd a phrifysgol wedi&#8217;i dderbyn.<\/p>\n\n\n\n<p>Mae yna frechlyn arall, sef MenACWY. Efallai cefais di hwn ym Mlwyddyn 9. Mae&#8217;n amddiffyn rhag pedwar math o lid yr ymennydd, ond nid y straen B.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Y cysylltiad rhwng meningitis a sepsis<\/h3>\n\n\n\n<p>Efallai dy fod di&#8217;n pendroni pam bod cyngor iechyd yn aml yn s\u00f4n am <a href=\"https:\/\/111.wales.nhs.uk\/encyclopaedia\/b\/article\/sepsis\/?locale=cy&amp;term=A\">sepsis<\/a> ochr yn ochr \u00e2 meningitis. Mae cysylltiad agos rhwng y ddau gan fod yr un bacteria neu firysau sy&#8217;n achosi meningitis yn gallu achosi sepsis hefyd.<\/p>\n\n\n\n<p>Weithiau gelwir sepsis yn wenwyn gwaed ac mae&#8217;n ymateb i haint sy&#8217;n gallu bod yn beryg i fywyd. Mae&#8217;n digwydd pan fydd y system imiwnedd yn gorymateb wrth geisio ymladd bacteria neu firysau, sy&#8217;n niweidio organau&#8217;r corff.<\/p>\n\n\n\n<p>Gan fod y bacteria neu&#8217;r firysau yn teithio drwy&#8217;r llif gwaed, gallant achosi meningitis, sepsis, neu&#8217;r ddau ar yr un pryd. Yn aml, mae meddygon yn eu trin fel yr un argyfwng. Nid oes angen i ti fod yn arbenigwr i&#8217;w gweld &#8211; dim ond angen deall pan fydd pethau ddim yn teimlo&#8217;n iawn.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-1024x576.png\" alt=\"Man in hospital bed\" class=\"wp-image-9247\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-1024x576.png 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-300x169.png 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-768x432.png 768w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-1536x864.png 1536w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/38-2048x1152.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Beth yw&#8217;r arwyddion i fod yn ymwybodol ohonynt?<\/h3>\n\n\n\n<p>Gall meningitis a sepsis deimlo fel ffliw drwg neu ben mawr ar y dechrau. Gall y ddau ddigwydd yn gyflym iawn. Efallai bydd gen ti dymheredd uchel, cur pen drwg, neu&#8217;n dechrau chwydu.<\/p>\n\n\n\n<p>Mae symptomau eraill yn cynnwys:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gwddf tynn neu gymalau dolurus<\/li>\n\n\n\n<li>Ddim yn hoff o oleuadau llachar (gallant frifo dy lygaid)<\/li>\n\n\n\n<li>Dwylo a thraed oer, hyd yn oed os oes gen ti dymheredd<\/li>\n\n\n\n<li>Teimlo&#8217;n gysglyd iawn, yn ddryslyd, neu&#8217;n ei chael hi&#8217;n anodd deffro<\/li>\n\n\n\n<li>Croen gwelw, blotiog, neu las-aidd<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Y prawf gwydr<\/h3>\n\n\n\n<p>Arwydd cyffredin o feningitis yw brech. Mae&#8217;n edrych fel pigiadau bach coch neu gleisiau porffor. Gall fod yn anoddach ei weld ar groen tywyllach. Edrycha ar fannau mwy gwelw fel cledrau&#8217;r dwylo neu wadnau&#8217;r traed.<\/p>\n\n\n\n<p>Os wyt ti&#8217;n gweld brech, gwna&#8217;r prawf gwydr. Pwysa wydr clir yn gadarn yn erbyn y marciau. Os yw&#8217;r marciau&#8217;n aros yn weladwy a ddim yn pylu, gall fod yn argyfwng.<\/p>\n\n\n\n<p>Fodd bynnag, paid aros i frech ymddangos. Os wyt ti&#8217;n profi symptomau eraill, cer i gael archwiliad, mae posib mynd yn s\u00e2l iawn hyd yn oed cyn i frech ymddangos.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-1024x576.png\" alt=\"Man with a rash\" class=\"wp-image-9245\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-1024x576.png 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-300x169.png 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-768x432.png 768w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-1536x864.png 1536w, https:\/\/meic.cymru\/wp-content\/uploads\/2026\/03\/37-2048x1152.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ymddiried yn dy reddf<\/h3>\n\n\n\n<p>Os wyt ti neu ffrind yn teimlo&#8217;n s\u00e2l neu&#8217;n gwaethygu&#8217;n gyflym, paid ag aros. Ti sy&#8217;n adnabod dy gorff orau! Os wyt ti&#8217;n poeni, ffonia 999 neu cer i&#8217;r Adran Argyfyngau ar unwaith. Cael cymorth yn gynnar yw&#8217;r ffordd orau i wella.<\/p>\n\n\n\n<p>Dweud wrth y staff meddygol os wyt ti wedi bod o gwmpas unrhyw un sydd \u00e2 meningitis. Cadwa olwg ar ffrindiau, yn enwedig os ydyn nhw&#8217;n anarferol o flinedig neu&#8217;n ymddwyn yn wahanol i&#8217;r arfer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Poeni am yr achosion meningitis?<\/h3>\n\n\n\n<p>Os wyt ti&#8217;n poeni am yr achosion ac eisiau trafod pethau, sgwrsia \u00e2&#8217;n cynghorwyr cyfeillgar yn Meic. Rydym yn cynnig gwybodaeth, cyngor ac eiriolaeth am ddim i blant a phobl ifanc 25 oed ac iau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mae llid yr ymennydd (meningitis) a sepsis yn gyflyrau difrifol, ond gall deall y rhybuddion wneud gwahaniaeth enfawr. Efallai dy fod wedi clywed adroddiadau am gynnydd mewn achosion o feningitis yng Nghaint (Kent). Mae timau Iechyd Cyhoeddus ac ysgolion yn rhannu gwybodaeth i sicrhau bod pawb yn aros yn ddiogel. Er ei bod hi&#8217;n bwysig [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9244,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1674],"tags":[4938,4724,4722,4936,4937,4934],"class_list":["post-9257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cadwn-iach","tag-beth-ywr-gwahaniaeth-rhwng-meningitis-a-sepsis","tag-llid-yr-ymennydd","tag-meningitis-cy","tag-meningitis-a-sepsis","tag-meningitis-yng-nghymru","tag-sepsis"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Meningitis a Sepsis - Dyliwn i Boeni? - Meic<\/title>\n<meta name=\"description\" content=\"Mae llid yr ymennydd (meningitis) a sepsis yn gyflyrau difrifol, ond gall deall y rhybuddion wneud gwahaniaeth enfawr.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/meic.cymru\/cy\/2026\/03\/24\/meningitis-a-sepsis\/\" \/>\n<meta property=\"og:locale\" content=\"cy_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Meningitis a Sepsis - Dyliwn i Boeni? 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