Cytomegalovirus colitis: Difference between revisions
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{{Infobox medical condition | |||
| name = Cytomegalovirus colitis | |||
| image = [[File:CMV_colitis_-_high_mag_-_cropped.jpg]] | |||
| caption = Histopathology of cytomegalovirus colitis showing large cells with viral inclusions | |||
| field = [[Gastroenterology]], [[Infectious disease]] | |||
| symptoms = [[Diarrhea]], [[abdominal pain]], [[fever]], [[weight loss]] | |||
| complications = [[Bowel perforation]], [[hemorrhage]], [[toxic megacolon]] | |||
| onset = Typically in [[immunocompromised]] individuals | |||
| duration = Variable, depending on treatment | |||
| causes = [[Cytomegalovirus]] infection | |||
| risks = [[HIV/AIDS]], [[organ transplantation]], [[immunosuppressive therapy]] | |||
| diagnosis = [[Colonoscopy]], [[biopsy]], [[PCR]] testing | |||
| differential = [[Ulcerative colitis]], [[Crohn's disease]], [[infectious colitis]] | |||
| prevention = [[Antiviral prophylaxis]] in high-risk patients | |||
| treatment = [[Antiviral drugs]] such as [[ganciclovir]], [[valganciclovir]] | |||
| medication = [[Ganciclovir]], [[valganciclovir]] | |||
| prognosis = Variable, can be severe in untreated cases | |||
| frequency = More common in [[immunocompromised]] individuals | |||
}} | |||
'''Cytomegalovirus Colitis''' ('''CMV Colitis''') is an inflammation of the colon caused by infection with the Cytomegalovirus (CMV). CMV is a type of herpesvirus, and it is a common virus affecting people of all ages worldwide. While the virus is usually dormant in the body, it can become active and cause disease in individuals with weakened immune systems, such as those with HIV/AIDS, organ transplant recipients, or patients receiving chemotherapy. | '''Cytomegalovirus Colitis''' ('''CMV Colitis''') is an inflammation of the colon caused by infection with the Cytomegalovirus (CMV). CMV is a type of herpesvirus, and it is a common virus affecting people of all ages worldwide. While the virus is usually dormant in the body, it can become active and cause disease in individuals with weakened immune systems, such as those with HIV/AIDS, organ transplant recipients, or patients receiving chemotherapy. | ||
==Symptoms== | ==Symptoms== | ||
Symptoms of CMV colitis can vary but often include: | Symptoms of CMV colitis can vary but often include: | ||
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* Weight loss | * Weight loss | ||
* Rectal bleeding | * Rectal bleeding | ||
==Diagnosis== | ==Diagnosis== | ||
Diagnosis of CMV colitis involves a combination of clinical evaluation, laboratory tests, and imaging studies. Key diagnostic methods include: | Diagnosis of CMV colitis involves a combination of clinical evaluation, laboratory tests, and imaging studies. Key diagnostic methods include: | ||
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* Polymerase Chain Reaction (PCR) tests to detect CMV DNA | * Polymerase Chain Reaction (PCR) tests to detect CMV DNA | ||
* Colonoscopy with biopsy for histopathological examination | * Colonoscopy with biopsy for histopathological examination | ||
==Treatment== | ==Treatment== | ||
Treatment for CMV colitis typically involves antiviral therapy to reduce CMV viral load. Common antiviral medications include: | Treatment for CMV colitis typically involves antiviral therapy to reduce CMV viral load. Common antiviral medications include: | ||
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* Foscarnet | * Foscarnet | ||
* Cidofovir | * Cidofovir | ||
In addition to antiviral therapy, supportive care such as hydration and nutritional support may be necessary. | In addition to antiviral therapy, supportive care such as hydration and nutritional support may be necessary. | ||
==Prevention== | ==Prevention== | ||
Prevention of CMV colitis primarily focuses on reducing the risk of CMV infection and reactivation, especially in immunocompromised individuals. Strategies include: | Prevention of CMV colitis primarily focuses on reducing the risk of CMV infection and reactivation, especially in immunocompromised individuals. Strategies include: | ||
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* Prophylactic antiviral therapy in certain cases | * Prophylactic antiviral therapy in certain cases | ||
* Practicing good hygiene to reduce the risk of CMV transmission | * Practicing good hygiene to reduce the risk of CMV transmission | ||
==Epidemiology== | ==Epidemiology== | ||
CMV colitis is most commonly seen in individuals with compromised immune systems. The prevalence of CMV infection in the general population is high, but symptomatic colitis is relatively rare in those with a healthy immune system. | CMV colitis is most commonly seen in individuals with compromised immune systems. The prevalence of CMV infection in the general population is high, but symptomatic colitis is relatively rare in those with a healthy immune system. | ||
==Complications== | ==Complications== | ||
If left untreated, CMV colitis can lead to severe complications such as: | If left untreated, CMV colitis can lead to severe complications such as: | ||
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* Severe bleeding | * Severe bleeding | ||
* Systemic CMV infection | * Systemic CMV infection | ||
==See Also== | ==See Also== | ||
* [[Cytomegalovirus]] | * [[Cytomegalovirus]] | ||
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* [[Immunocompromised Host]] | * [[Immunocompromised Host]] | ||
* [[Antiviral Drug]] | * [[Antiviral Drug]] | ||
[[Category:Viral diseases]] | [[Category:Viral diseases]] | ||
[[Category:Gastrointestinal tract disorders]] | [[Category:Gastrointestinal tract disorders]] | ||
[[Category:Infectious diseases]] | [[Category:Infectious diseases]] | ||
{{Medicine-stub}} | {{Medicine-stub}} | ||
Latest revision as of 13:47, 5 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Cytomegalovirus colitis | |
|---|---|
| |
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Diarrhea, abdominal pain, fever, weight loss |
| Complications | Bowel perforation, hemorrhage, toxic megacolon |
| Onset | Typically in immunocompromised individuals |
| Duration | Variable, depending on treatment |
| Types | N/A |
| Causes | Cytomegalovirus infection |
| Risks | HIV/AIDS, organ transplantation, immunosuppressive therapy |
| Diagnosis | Colonoscopy, biopsy, PCR testing |
| Differential diagnosis | Ulcerative colitis, Crohn's disease, infectious colitis |
| Prevention | Antiviral prophylaxis in high-risk patients |
| Treatment | Antiviral drugs such as ganciclovir, valganciclovir |
| Medication | Ganciclovir, valganciclovir |
| Prognosis | Variable, can be severe in untreated cases |
| Frequency | More common in immunocompromised individuals |
| Deaths | N/A |
Cytomegalovirus Colitis (CMV Colitis) is an inflammation of the colon caused by infection with the Cytomegalovirus (CMV). CMV is a type of herpesvirus, and it is a common virus affecting people of all ages worldwide. While the virus is usually dormant in the body, it can become active and cause disease in individuals with weakened immune systems, such as those with HIV/AIDS, organ transplant recipients, or patients receiving chemotherapy.
Symptoms[edit]
Symptoms of CMV colitis can vary but often include:
- Diarrhea
- Abdominal pain
- Fever
- Weight loss
- Rectal bleeding
Diagnosis[edit]
Diagnosis of CMV colitis involves a combination of clinical evaluation, laboratory tests, and imaging studies. Key diagnostic methods include:
- Serology tests to detect CMV antibodies
- Polymerase Chain Reaction (PCR) tests to detect CMV DNA
- Colonoscopy with biopsy for histopathological examination
Treatment[edit]
Treatment for CMV colitis typically involves antiviral therapy to reduce CMV viral load. Common antiviral medications include:
- Ganciclovir
- Valganciclovir
- Foscarnet
- Cidofovir
In addition to antiviral therapy, supportive care such as hydration and nutritional support may be necessary.
Prevention[edit]
Prevention of CMV colitis primarily focuses on reducing the risk of CMV infection and reactivation, especially in immunocompromised individuals. Strategies include:
- Regular monitoring for CMV in high-risk patients
- Prophylactic antiviral therapy in certain cases
- Practicing good hygiene to reduce the risk of CMV transmission
Epidemiology[edit]
CMV colitis is most commonly seen in individuals with compromised immune systems. The prevalence of CMV infection in the general population is high, but symptomatic colitis is relatively rare in those with a healthy immune system.
Complications[edit]
If left untreated, CMV colitis can lead to severe complications such as:
- Colonic perforation
- Severe bleeding
- Systemic CMV infection
See Also[edit]
