{"id":2184371,"date":"2026-04-17T09:05:18","date_gmt":"2026-04-17T13:05:18","guid":{"rendered":"https:\/\/kffhealthnews.org\/?post_type=daily-breakout&p=2184371"},"modified":"2026-04-17T09:05:18","modified_gmt":"2026-04-17T13:05:18","slug":"first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco","status":"publish","type":"daily-breakout","link":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/","title":{"rendered":"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco"},"excerpt":{"rendered":"

The adult patient, who recently had close contact with someone who had traveled internationally, was hospitalized and is improving, public health officials said. Plus: Avian flu virus RNA has been found in the semen of a bull that was not displaying flu symptoms.<\/p>\n","protected":false},"featured_media":0,"menu_order":0,"template":"","categories":[1337,439529090,439525647,65226,28006,10314551,439528530,31304],"primary-topic":[],"partners":[],"funder":[],"class_list":["post-2184371","daily-breakout","type-daily-breakout","status-publish","hentry","category-california","category-coronavirus","category-midwest-bureau","category-pharmaceuticals","category-public-health","category-rural-health","category-southern-bureau","category-states","daily-report-section-outbreaks-and-health-threats"],"yoast_head":"\nFirst Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News<\/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:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News\" \/>\n<meta property=\"og:description\" content=\"The adult patient, who recently had close contact with someone who had traveled internationally, was hospitalized and is improving, public health officials said. Plus: Avian flu virus RNA has been found in the semen of a bull that was not displaying flu symptoms.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/\" \/>\n<meta property=\"og:site_name\" content=\"KFF Health News\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\\\/\",\"url\":\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\\\/\",\"name\":\"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/kffhealthnews.org\\\/#website\"},\"datePublished\":\"2026-04-17T13:05:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Morning Breakouts\",\"item\":\"https:\\\/\\\/kffhealthnews.org\\\/morning-breakout\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/kffhealthnews.org\\\/#website\",\"url\":\"https:\\\/\\\/kffhealthnews.org\\\/\",\"name\":\"KFF Health News\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/kffhealthnews.org\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/","og_locale":"en_US","og_type":"article","og_title":"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News","og_description":"The adult patient, who recently had close contact with someone who had traveled internationally, was hospitalized and is improving, public health officials said. Plus: Avian flu virus RNA has been found in the semen of a bull that was not displaying flu symptoms.","og_url":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/","og_site_name":"KFF Health News","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/","url":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/","name":"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco - KFF Health News","isPartOf":{"@id":"https:\/\/kffhealthnews.org\/#website"},"datePublished":"2026-04-17T13:05:18+00:00","breadcrumb":{"@id":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kffhealthnews.org\/morning-breakout\/first-case-of-dangerous-clade-1-mpox-confirmed-in-san-francisco\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Morning Breakouts","item":"https:\/\/kffhealthnews.org\/morning-breakout\/"},{"@type":"ListItem","position":2,"name":"First Case Of Dangerous Clade 1 Mpox Confirmed In San Francisco"}]},{"@type":"WebSite","@id":"https:\/\/kffhealthnews.org\/#website","url":"https:\/\/kffhealthnews.org\/","name":"KFF Health News","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kffhealthnews.org\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"authors":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/daily-breakout\/2184371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/daily-breakout"}],"about":[{"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/types\/daily-breakout"}],"version-history":[{"count":6,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/daily-breakout\/2184371\/revisions"}],"predecessor-version":[{"id":2184459,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/daily-breakout\/2184371\/revisions\/2184459"}],"wp:attachment":[{"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/media?parent=2184371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/categories?post=2184371"},{"taxonomy":"primary-topic","embeddable":true,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/primary-topic?post=2184371"},{"taxonomy":"partners","embeddable":true,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/partners?post=2184371"},{"taxonomy":"funder","embeddable":true,"href":"https:\/\/kffhealthnews.org\/wp-json\/wp\/v2\/funder?post=2184371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}