Mononucleosis

Mononucleosis is a condition caused by the Epstein-Barr virus. It often happens in teens and young adults, and involves a fever and severe sore throat.

Programs + Services


Pediatric Primary Care

Find a full range of pediatric primary care services, and physicians with expertise dealing with issues affecting adolescents at Tufts Medical Center's General Pediatrics Practice. Learn more about the services offered and request an appointment today.
More information about programs and services


Infectious Disease

Pediatric Infectious Disease at Tufts Medical Center in Boston offers complete diagnostic and therapeutic care for children with infections.
More information about programs and services

Doctors + Care Team

Haiyun Gong, MD

Haiyun Gong, MD

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Accepting New Patients

Virtual Appointments Available

Title(s): Pediatrician; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Primary Care
Appt. Phone: 617-636-1337
Fax #: 617-636-7719

General pediatrics, adolescent medicine

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Andrew C. Siesennop, MD

Andrew C. Siesennop, MD

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Accepting New Patients

Virtual Appointments Available

Title(s): Pediatrician; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Primary Care
Appt. Phone: 617-636-5255
Fax #: 617-636-7719

General pediatrics, adolescent medicine

View Full Profile for Andrew C. Siesennop, MD