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Related Concept Videos

Chickenpox01:20

Chickenpox

Chickenpox is an acute, highly contagious disease caused by the varicella-zoster virus (VZV), a double-stranded DNA virus belonging to the Herpesviridae family. Its transmission occurs primarily through the inhalation of respiratory droplets or direct contact with vesicular fluid from skin lesions. The incubation period typically ranges from 10 to 21 days, during which the virus replicates and disseminates through sequential phases within the host. Although generally self-limiting in children,...
Acute Pharyngitis01:30

Acute Pharyngitis

Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
Cytomegalovirus Disease01:27

Cytomegalovirus Disease

Cytomegalovirus (CMV) disease is caused by human cytomegalovirus, a double-stranded DNA virus of the Herpesviridae family. While primary CMV infection is often asymptomatic in immunocompetent individuals, the virus can cause severe disease in neonates and immunocompromised patients. CMV is the most common cause of congenital viral infection in the United States, and a major pathogen in solid organ and hematopoietic stem cell transplant recipients.CMV is transmitted via bodily fluids, sexual...
Arboviral Encephalitis01:25

Arboviral Encephalitis

Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
Respiratory Syncytial Virus Disease01:29

Respiratory Syncytial Virus Disease

Human respiratory syncytial virus (RSV) is a widespread pathogen that primarily targets infants and young children but also poses a serious health risk to elderly and immunocompromised individuals. Belonging to the Pneumoviridae family, RSV is a negative-sense, single-stranded RNA virus within the Pneumovirus genus. Its global health burden is significant, with millions of cases annually resulting in hospitalizations and mortality, particularly in resource-limited settings. Although most...
Viral Meningitis01:18

Viral Meningitis

Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...

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Related Experiment Video

Updated: Jun 10, 2026

Development of an IFN-&#947; ELISpot Assay to Assess Varicella-Zoster Virus-specific Cell-mediated Immunity Following Umbilical Cord Blood Transplantation
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Development of an IFN-γ ELISpot Assay to Assess Varicella-Zoster Virus-specific Cell-mediated Immunity Following Umbilical Cord Blood Transplantation

Published on: July 9, 2014

[Varicella zoster pneumonia].

Carla Ferreira Santos1, Ana Gomes, António Garrido

  • 1Interna do Complementar de Medicina Interna, Serviço Medicina Interna 2, Hospital de São Teotónio, EPE, Viseu, Portugal. cfsantos@sapo.pt

Revista Portuguesa De Pneumologia
|July 17, 2010
PubMed
Summary

Varicella pneumonia is a rare but serious complication of chickenpox in adults. This case highlights the importance of recognizing and managing this severe respiratory illness in adults, especially those with risk factors like smoking.

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Area of Science:

  • Infectious Diseases
  • Pulmonology
  • Epidemiology

Background:

  • Varicella (chickenpox) is a common childhood illness, but adult cases are increasing.
  • Most adults are seropositive for Varicella zoster antibodies, indicating prior infection or vaccination.
  • Pneumonia is the most frequent and severe complication of varicella in adults.

Observation:

  • Presents an illustrative case of varicella pneumonia in an immunocompetent adult.
  • The patient had a history of smoking habits, a potential risk factor.
  • Highlights the diagnostic and management challenges of adult varicella pneumonia.

Findings:

  • Varicella pneumonia can occur in immunocompetent adults.
  • Smoking may be a contributing factor to severe varicella complications.
  • Early recognition and intervention are crucial for favorable outcomes.

Implications:

  • Increased awareness of adult varicella pneumonia is needed among healthcare providers.
  • Further research into risk factors and optimal management strategies for adult varicella is warranted.
  • Public health initiatives may need to address adult varicella vaccination and prevention.