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simultaneous infection by separate pathogens, as by hepatitis B and hepatitis D viruses.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
The simultaneous presence of 2 or more infections, which may increase the severity and duration of one or both
Examples Babesiosis/Lyme disease; syphilis/HIV
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


The simultaneous presence of 2 or more infections, which may ↑ disease severity and duration
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


Concurrent infection by two or more pathogens.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


Invasion of the body by two viruses at about the same time.
Mentioned in: Hepatitis D
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
In contrast, non-AIDS-defining events, particularly comorbidities including hepatitis B and C co-infection have become of particular clinical interest.
Following institutional approval, recruitment was undertaken within a London hospital amongst patients diagnosed with co-infection for at least 5 years.
More on the report, "HIV/TB Co-Infection: Meeting the Challenge," is available from
This shows that the Tuberculosis is of major co-infection of the HIV--infected patients.
HIV-infected patients and those with parasitic co-infections returned 4 weeks after treatment.
Kublin said that these findings suggest that other co-infections such as genital herpes or tuberculosis may have also contributed to the rapid expansion of HIV in Africa.
While these results are promising, organ rejection and co-infection with hepatitis are still major problems in HIV+ transplantation recipients.
When we analyzed other associated infections (Table 2), we found an important difference between SMM and non-SMM patients regarding filarial co-infection. Filariasis was present in up to 24.2% of SMM patients but in only 5.3% of non-SMM patients (p<0.01).
[5] HIV co-infection is the most powerful known risk factor for progression of M.
- Funding will Support Research to Advance Scientific Understanding and Improve Patient Care in Viral Hepatitis, Co-Infection, Nonalcoholic Steatohepatitis and Primary Sclerosing Cholangitis -
The occurrence of co-infection is quite common in commercial birds in Pakistan since both are endemic in the country.
To look for evidence of co-infection with these 4 tickborne pathogens, we tested the serum of 52 adult patients with erythema migrans who had not received treatment for Lyme disease.