{"id":12636,"date":"2025-07-08T10:10:20","date_gmt":"2025-07-08T14:10:20","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/oligospermia-oligozoospermia\/"},"modified":"2025-07-08T10:10:20","modified_gmt":"2025-07-08T14:10:20","slug":"oligospermia-oligozoospermia","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/oligospermia-oligozoospermia\/","title":{"rendered":"Oligospermia (Oligozoospermia)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[131],"glossary-product":[],"class_list":["post-12636","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-male-infertility-treatments"],"acf":{"gt-definition":"<p>A oligospermia, tamb\u00e9m conhecida como oligozoospermia, \u00e9 uma condi\u00e7\u00e3o m\u00e9dica caracterizada por uma concentra\u00e7\u00e3o de espermatozoides inferior ao limite de refer\u00eancia estabelecido, especificamente menos de 15 milh\u00f5es de espermatozoides por mililitro (mL) de ejacula\u00e7\u00e3o.<sup>1<\/sup> \u00c9 um achado comum na infertilidade masculina, pois um n\u00famero reduzido de espermatozoides diminui a probabilidade de uma fertiliza\u00e7\u00e3o bem-sucedida.<sup>1<\/sup> A oligospermia pode ser ainda classificada com base na concentra\u00e7\u00e3o de espermatozoides: leve (10 a <15 milh\u00f5es de espermatoz\u00f3ides\/mL), moderada (5 a <10 milh\u00f5es de espermatoz\u00f3ides\/mL) e grave (<5 milh\u00f5es de espermatozoides\/mL).<sup>1<\/sup><\/p>\n<p>A oligospermia (oligozoospermia) \u00e9 a condi\u00e7\u00e3o em que a concentra\u00e7\u00e3o de espermatozoides no ejaculado \u00e9 inferior a 15 milh\u00f5es\/mL (crit\u00e9rios da OMS 2021). \u00c9 classificada como leve (10-15 milh\u00f5es\/mL), moderada (5-10 milh\u00f5es\/mL) e grave (< 5 milh\u00f5es\/mL). \u00c9 uma das causas mais comuns de infertilidade masculina, presente em 30-40% dos homens inf\u00e9rteis.<\/p>","gt-synonyms":"Baixa contagem de espermatozoides, Oligozoospermia","gt-citation":"[1] Choy JT, Amory JK. Nonsurgical Management of Oligozoospermia. J Clin Endocrinol Metab. 2020 Oct 1;105(10):dgaa390. doi: 10.1210\/clinem\/dgaa390. PMID: 32583849; PMCID: PMC7566408.\n\n[2] Mayo Clinic. Low sperm count. https:\/\/www.mayoclinic.org\/diseases-conditions\/low-sperm-count\/symptoms-causes\/syc-20374585 (Accessed May 16, 2025)","gt-clinical-context":"<p>A oligospermia \u00e9 um fator-chave na avalia\u00e7\u00e3o da infertilidade masculina, que afeta at\u00e9 15% dos casais em todo o mundo, com um fator masculino contribuindo para cerca de metade desses casos.<sup>1<\/sup> A investiga\u00e7\u00e3o cl\u00ednica da oligospermia envolve um hist\u00f3rico m\u00e9dico abrangente, exame f\u00edsico e an\u00e1lise de s\u00eamen como teste chave inicial.<sup>1<\/sup> A avalia\u00e7\u00e3o visa identificar causas revers\u00edveis, como defici\u00eancias hormonais (por exemplo, hipogonadismo hipogonadotr\u00f3fico devido a disfun\u00e7\u00e3o hipotal\u00e2mica ou hipofis\u00e1ria), efeitos de medicamentos, ejacula\u00e7\u00e3o retr\u00f3grada ou anomalias anat\u00f4micas como varicocele.<sup>1<\/sup> Exposi\u00e7\u00f5es ambientais e fatores de estilo de vida tamb\u00e9m podem contribuir.<sup>1<\/sup><\/p>\n<p>As causas subjacentes podem ser diversas, incluindo dist\u00farbios end\u00f3crinos, s\u00edndromes gen\u00e9ticas (por exemplo, s\u00edndrome de Klinefelter, s\u00edndrome de Kallmann), infec\u00e7\u00f5es que afetam o trato reprodutivo, disfun\u00e7\u00e3o testicular (por exemplo, devido a test\u00edculos que n\u00e3o desceram, tumores) ou obstru\u00e7\u00f5es no sistema de transporte de esperma.<sup>1<\/sup> Em uma porcentagem significativa de casos (60-75%), a causa da oligospermia permanece idiop\u00e1tica (desconhecida), mesmo ap\u00f3s uma investiga\u00e7\u00e3o completa.<sup>1<\/sup><\/p>\n<p>A sele\u00e7\u00e3o de pacientes para tratamentos espec\u00edficos depende da causa subjacente. Por exemplo, os desequil\u00edbrios hormonais podem ser tratados com terapia hormonal. A corre\u00e7\u00e3o cir\u00fargica pode ser considerada para varicoceles. Para oligospermia idiop\u00e1tica ou quando tratamentos espec\u00edficos s\u00e3o ineficazes, tecnologias de reprodu\u00e7\u00e3o assistida (TARV), como fertiliza\u00e7\u00e3o in vitro (FIV) ou inje\u00e7\u00e3o intracitoplasm\u00e1tica de espermatoz\u00f3ides (ICSI), s\u00e3o frequentemente recomendadas.<sup>1<\/sup> Os resultados esperados variam amplamente dependendo da causa, gravidade e modalidade de tratamento. Tamb\u00e9m \u00e9 importante abordar o impacto psicol\u00f3gico de um diagn\u00f3stico de oligospermia.<sup>1<\/sup><\/p>\n<p>A avalia\u00e7\u00e3o inclui dois espermogramas com intervalo de 3 meses, dosagens hormonais (FSH, LH, testosterona) e ultrassonografia escrotal. Causas trat\u00e1veis incluem varicocele, hipogonadismo e infec\u00e7\u00e3o genital. A EAU recomenda varicocelectomia quando h\u00e1 varicocele cl\u00ednica associada a oligospermia. Em casos de oligospermia grave, t\u00e9cnicas de reprodu\u00e7\u00e3o assistida (IUI, FIV com ICSI) s\u00e3o frequentemente necess\u00e1rias.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":66},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Oligospermia: Contagem Baixa de Espermatozoides | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre oligospermia, contagem reduzida de espermatozoides no s\u00eamen. Causas, diagn\u00f3stico, classifica\u00e7\u00e3o e tratamento da infertilidade masculina. 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