Health Topics: Infectious Diseases
Harvard University Health Services continues to monitor H1N1 flu activity nationwide and track H1N1 activity within the Harvard community.
What is hepatitis A? How does it occur? What are the symptoms? How is it treated? How long will the effects last? What can be done to help prevent hepatitis A?
Meningitis is an inflammation of the membranes that surround the brain and spinal cord. It can be caused by viral or bacterial organisms. Cultures and serologic testing are used to identify the specific cause.
Mumps is an acute viral infection characterized by a non specific prodrome with myalgia, loss of appetite, fatigue, headache and fever. These symptoms are followed by acute onset of unilateral or bilateral tender swelling of the parotid or other salivary glands.
Gastrointestinal illnesses, such as norovirus, are defined by irritation of the mucous membrane of the intestinal tract. Common symptoms include, acute diarrhea, nausea, vomiting, and abdominal pain.
Pertussis (Whooping Cough)
Pertussis, also know as whooping cough, is a highly communicable bacterial infection that involves the respiratory tract.
Rubella is a mild febrile illness with a diffuse punctate, maculopapular rash that resembles the rash of several other communicable diseases.
Information about MRSA (Methacillin resistant Staphylococcus aureus) infections, with an overview of higher risk groups and prevention suggestions.
Tuberculosis (TB) is an infectious disease (usually involving the lungs) caused by a bacteria called Mycobacterium tuberculosis.
Varicella, also known as chickenpox, is an acute, generalized viral disease, and is more easily transmitted than other communicable diseases, especially in the early stages.