COMMACK, N.Y. (CBSNewYork) — Three students have been diagnosed with Methicillin Resistant Staphylococcus Aureus at a Long Island high school.

Officials at Commack High School said two of the students who were diagnosed with MRSA have already been treated and have returned to school. The third student is still undergoing treatment.

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Officials have not identified the sick students.

The Suffolk County Health Department is providing guidance to the school and coaches have passed out printed information to student athletes on how to avoid infection, 1010 WINS reported.

The school urged students on its website to wash their hands frequently and to shower immediately after practices or contests. Hand sanitizing stations are also available throughout the schools, officials said.

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The district said it is also disinfecting its gym areas, weight training rooms, locker rooms and showers as part of preventative practices recommended by the state Department of Health.

“Lastly, please know that our primary concern is the safety and health of each of the children in the Commack community,” a statement on the school’s website said.

School officials urged any parent whose child contracts MRSA to immediately notify the school nurse.

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