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Cytomegalovirus.

Gregory H Taylor¹

¹University of Maryland School of Medicine, Baltimore, Maryland 21201, USA. gtaylor@umaryland.edu

American Family Physician

|February 18, 2003

Summary

This summary is machine-generated.

Cytomegalovirus (CMV) infection is often asymptomatic but can cause mononucleosis. While rare in healthy individuals, CMV reactivation can cause severe illness in immunosuppressed patients, particularly CMV retinitis.

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Area of Science:

Virology
Immunology
Ophthalmology

Background:

Cytomegalovirus (CMV) is a common viral pathogen causing asymptomatic infections in most individuals.
Primary CMV infection can mimic Epstein-Barr virus mononucleosis, diagnosed via IgM serology.
CMV complications are rare in immunocompetent individuals but significant in immunosuppressed populations.

Purpose of the Study:

To review the clinical manifestations and management of Cytomegalovirus (CMV) infections.
To highlight the impact of highly active antiretroviral therapy (HAART) on CMV retinitis.
To discuss the evolving landscape of CMV-related ophthalmologic complications.

Main Methods:

Review of existing literature on Cytomegalovirus (CMV).
Analysis of clinical presentations and diagnostic methods for CMV.

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Examination of treatment outcomes and complications associated with CMV.

Main Results:

CMV infection is typically inapparent but can cause heterophil-negative mononucleosis.
Reactivation of latent CMV causes severe illness in immunosuppressed individuals, notably CMV retinitis in HIV patients.
HAART has reduced CMV retinitis incidence but introduced immune reconstitution inflammatory syndrome (IRIS) complications.

Conclusions:

CMV diagnosis relies on IgM serology for symptomatic cases.
Effective management of HIV with HAART influences CMV disease patterns.
Restored immunity in HAART patients can paradoxically lead to new CMV-related eye conditions, necessitating ongoing monitoring.