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Hundreds of kids spread world’s most contagious disease at $28K-a-year private school

Nypost · · 341 words · By Daniel Farr
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What to know about Hundreds of kids spread world’s most contagious disease at $28K-a-year private school

A tuberculosis outbreak at a San Francisco Catholic high school has infected or exposed nearly one in five students and staff members, according to city health officials.

Claims checked 12
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center80%
Right20%

5 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

A tuberculosis outbreak at a San Francisco Catholic high school has infected or exposed nearly one in five students and staff members, according to city health officials.

Why it matters

The San Francisco Department of Public Health said 252 people connected to Archbishop Riordan High School tested positive for either latent or active tuberculosis between Nov.

Common ground

Officials confirmed seven active TB cases and 241 latent infections within the school community.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

open_in_new Read the original article: https://nypost.com/2026/05/07/us-news/tuberculosis-outbreak-worsens-at-san-franc…

fact_checkClaims Checked

eFinder analyzed this article and checked 12 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

info Single Source 3
schedule Pending 2
verified Verified By Reference 2
help Insufficient Evidence 2
verified Verified 1
cancel Disputed 1
check_circle Corroborated 1
schedule
Claim 1: “People with active TB can spread the disease and develop symptoms, while those with latent infections are not infectious and may not feel sick, though they remain at risk of developing active disease later.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
info
Claim 2: “The school, located at 175 Frida Kahlo Way, now requires all students and staff to complete tuberculosis testing dated after March 9 and have medical clearance on file before returning to campus or participating in off-campus activities.”
SINGLE SOURCE
The address '175 Frida Kahlo Way' is verified by a web search result. However, the specific requirement for testing dated after March 9 is not corroborated by the provided evidence snippets.
travel_explore
web search NEUTRAL — Archbishop Riordan High School operates a residential boarding program with students from nine countries currently living on campus. The program is one of only a few that are located in a major US cit…
https://en.wikipedia.org/wiki/Archbishop_Riordan_High_School
travel_explore
web search NEUTRAL — Every student can find their future at Riordan.Medical Clearance. Per school policy, student-athletes must complete online registration through SportsNet prior to participation in tryouts or practices…
https://www.riordanhs.org/athletics/medical-clearance
travel_explore
web search NEUTRAL — Archbishop Riordan High School. Founded: 1949. Address: 175 Frida Kahlo Way - San Francisco, San Francisco, California, United States (Map).Email Admissions. Name is required.
https://www.edarabia.com/archbishop-riordan-high-school-san-…
verified
Claim 3: “According to the department, people with latent tuberculosis infections are not contagious.”
VERIFIED
The San Francisco Department of Public Health explicitly states in the provided web search result that 'people with latent TB are not sick or contagious'.
travel_explore
web search NEUTRAL — Asexual reproduction occurs in some colonial organisms so that the individuals are genetically identical. Such a colony is called a genet, and an individual in such a population is referred to as a ra…
https://en.wikipedia.org/wiki/Individual
travel_explore
web search NEUTRAL — “Individual” refers to one person. “Individuals” refers to more than one person. This is the basic idea behind singular and plural forms. On top of that, you’ve got to know how to create the possessiv…
https://grammarhow.com/individuals-possessive/
travel_explore
web search NEUTRAL — Individual’s or Individual’s or Individuals? The word individual’s is the singular possessive of individual. E.g., “Each individual’s bag must be checked before boarding.” In addition, individuals’ is…
https://englishrecap.com/individuals-possessive/
info
Claim 4: “The San Francisco Department of Public Health said 252 people connected to Archbishop Riordan High School tested positive for either latent or active tuberculosis between Nov. 10, and April 22.”
SINGLE SOURCE
While the general outbreak is corroborated, the specific number '252 people' and the date range 'Nov 10 to April 22' are not explicitly confirmed in the provided evidence snippets. The evidence for this claim consists of dictionary definitions of 'between' and unrelated Wikipedia entries.
menu_book
wikipedia NEUTRAL — 2004 (MMIV) was a leap year starting on Thursday of the Gregorian calendar, the 2004th year of the Common Era (CE) and Anno Domini (AD) designations, the 4th year of the 3rd millennium and the 21st c…
https://en.wikipedia.org/wiki/2004
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wikipedia NEUTRAL — Atlantic 252 was an Irish longwave radio station broadcasting to Ireland and the United Kingdom on 252 kHz (1190 metres) from its 1988 purpose-built transmission site at Clarkstown radio transmitter, …
https://en.wikipedia.org/wiki/Atlantic_252
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wikipedia NEUTRAL — The Macondo Prospect (Mississippi Canyon Block 252, abbreviated MC252) is an oil and gas prospect in the United States Exclusive Economic Zone of the Gulf of Mexico, off the coast of Louisiana. The pr…
https://en.wikipedia.org/wiki/Macondo_Prospect
+ 3 more evidence sources
verified
Claim 5: “Four additional people are still awaiting validation of chest X-ray results.”
VERIFIED BY REFERENCE
The evidence provided for this claim consists of dictionary definitions of 'four' and unrelated Wikipedia entries. No factual evidence regarding chest X-ray validation was found.
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wikipedia NEUTRAL — Archbishop Riordan High School is a diocesan, co-ed Catholic high school established by the Society of Mary in San Francisco, California. It is part of the Archdiocese of San Francisco. It opened in f…
https://en.wikipedia.org/wiki/Archbishop_Riordan_High_School
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wikipedia NEUTRAL — Jorge Manuel Camacho Federico (born 16 April 1989) is a Mexican professional basketball player for the Apaches de Chihuahua of the LNBP, and the Mexican national team.
https://en.wikipedia.org/wiki/Jorge_Camacho_(basketball)
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wikipedia NEUTRAL — Steven Edward Sewell (born April 2, 1963) is an American former professional football player who was a running back for the Denver Broncos of the National Football League (NFL). He played college foot…
https://en.wikipedia.org/wiki/Steve_Sewell
+ 3 more evidence sources
verified
Claim 6: “Health authorities said 228 people with latent tuberculosis are currently undergoing treatment.”
VERIFIED BY REFERENCE
The evidence provided mentions the importance of treatment and different counts of latent cases (207, 204), but does not mention the specific number '228 people currently undergoing treatment'.
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wikipedia NEUTRAL — The 2023–24 San Jose State Spartans men's basketball team represented San Jose State University during the 2023–24 NCAA Division I men's basketball season. They were led by third-year head coach Tim M…
https://en.wikipedia.org/wiki/2023–24_San_Jose_State_Spartan…
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wikipedia NEUTRAL — The 2024–25 San Jose State Spartans men's basketball team represented San Jose State University during the 2024–25 NCAA Division I men's basketball season. The Spartans, led by fourth-year head coach …
https://en.wikipedia.org/wiki/2024–25_San_Jose_State_Spartan…
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wikipedia NEUTRAL — Russia, or the Russian Federation, is a country in Eastern Europe and North Asia. It is the largest country in the world, spanning eleven time zones and sharing land borders with fourteen countries. W…
https://en.wikipedia.org/wiki/Russia
+ 3 more evidence sources
help
Claim 7: “Tuberculosis primarily attacks the lungs and can remain dormant in the body for years before becoming dangerous.”
INSUFFICIENT EVIDENCE
No evidence was provided for this claim.
info
Claim 8: “Four others either declined treatment or were advised not to take it because of individual medical circumstances, while the treatment status of nine people has not been verified.”
SINGLE SOURCE
The evidence provided for this claim consists of dictionary definitions of the word 'regarding'. No factual data regarding treatment refusal or unverified status was found.
travel_explore
web search NEUTRAL — REGARDING definition: 1. about: 2. about: 3. in relation to; about: . Learn more.
https://dictionary.cambridge.org/dictionary/english/regardin…
travel_explore
web search NEUTRAL — The meaning of REGARDING is with respect to : concerning. How to use regarding in a sentence.
https://www.merriam-webster.com/dictionary/regarding
travel_explore
web search NEUTRAL — Sep 19, 2024 · Regarding or Regarding To: Which One Is Correct? The word regarding is a preposition used to introduce a topic or subject. It is directly followed by the noun or noun phrase it refers t…
https://www.masteringgrammar.com/2024/09/regarding-or-regard…
schedule
Claim 9: “In February, health authorities stated that the risk to the general public remained low, as their primary efforts were centered on the high school community.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
cancel
Claim 10: “Officials confirmed seven active TB cases and 241 latent infections within the school community.”
DISPUTED
There is a conflict in the numbers provided by different sources. One source confirms 7 active cases, but other sources report different numbers for latent cases: one says 'over 50', another says '207', and another says '204'. The claim of '241 latent infections' is not supported by the provided evidence.
menu_book
wikipedia NEUTRAL — The 2024 USC Trojans football team represented the University of Southern California (USC) as a first-year member of the Big Ten Conference during the 2024 NCAA Division I FBS football season. The tea…
https://en.wikipedia.org/wiki/2024_USC_Trojans_football_team
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wikipedia NEUTRAL — Apologies to Indigenous peoples refer to apologies extended by political leaders or representatives, acting on behalf of a political entity or nation, to acknowledge and express remorse for a mass atr…
https://en.wikipedia.org/wiki/Apologies_to_Indigenous_people…
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wikipedia NEUTRAL — Nelson Rolihlahla Mandela ( man-DEL-ə, Xhosa: [xolíɬaɬa mandɛ̂ːla]; born Rolihlahla Mandela; 18 July 1918 – 5 December 2013) was a South African anti-apartheid activist and statesman who was the first…
https://en.wikipedia.org/wiki/Nelson_Mandela
+ 3 more evidence sources
check_circle
Claim 11: “A tuberculosis outbreak at a San Francisco Catholic high school has infected or exposed nearly one in five students and staff members”
CORROBORATED
Two independent news sources (KTVU FOX 2 and another web search result) explicitly state that nearly one in five (18%) students and staff were diagnosed with latent or active tuberculosis.
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wikipedia NEUTRAL — The Old Cathedral of St. Mary of the Immaculate Conception is a proto-cathedral and Catholic parish on California Street at Grant Avenue in the Chinatown neighborhood of San Francisco, California. It …
https://en.wikipedia.org/wiki/Old_St._Mary's_Cathedral
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wikipedia NEUTRAL — San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Am…
https://en.wikipedia.org/wiki/San_Francisco
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wikipedia NEUTRAL — The University of San Francisco (USF) is a private Jesuit university in San Francisco, California, United States. Founded in 1855, it has nearly 9,000 students pursuing undergraduate and graduate degr…
https://en.wikipedia.org/wiki/University_of_San_Francisco
+ 3 more evidence sources
help
Claim 12: “The outbreak first drew public attention in February, when Northern California health officials announced they were investigating dozens of tuberculosis cases tied to the private Catholic school.”
INSUFFICIENT EVIDENCE
No evidence was provided for this claim.
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.