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Mycobacterial disease in AIDS.

P C Goodman1

  • 1Department of Radiology, Duke University Medical Center, Durham, NC 27710.

Journal of Thoracic Imaging
|September 1, 1991
PubMed
Summary

Tuberculosis cases are rising, partly due to acquired immunodeficiency syndrome (AIDS). Differentiating tuberculosis from other opportunistic infections in HIV patients can be challenging, impacting treatment success.

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Area of Science:

  • Infectious Diseases
  • Pulmonology
  • Immunology

Background:

  • Rising tuberculosis (TB) incidence in the US is linked to acquired immunodeficiency syndrome (AIDS).
  • TB symptoms in individuals with human immunodeficiency virus (HIV) infection can mimic other opportunistic infections.
  • Radiographic findings in HIV-infected patients vary based on disease stage.

Purpose of the Study:

  • To review the clinical and radiographic presentations of tuberculosis in HIV-infected patients.
  • To highlight diagnostic challenges in differentiating TB from other opportunistic infections.
  • To discuss treatment implications and therapeutic outcomes.

Main Methods:

  • Review of clinical and radiographic data from HIV-infected patients with suspected tuberculosis.
  • Comparison of imaging findings in early versus advanced HIV infection.
  • Analysis of treatment responses and outcomes.

Main Results:

  • Symptoms like cough, fever, and weight loss are common but non-specific.
  • Early HIV infection may show radiographic findings similar to reactivation TB.
  • Advanced HIV infection typically presents with bilateral, symmetric, coarse, nodular densities, often without upper lobe predominance.
  • Lymphadenopathy is frequently observed.
  • Antituberculous therapy generally leads to clinical and radiographic improvement.
  • Radiographic worsening during treatment suggests alternative opportunistic infections.
  • Mycobacterium avium complex (MAC) infection is clinically and radiographically indistinguishable from TB but less responsive to therapy.

Conclusions:

  • Distinguishing tuberculosis from other opportunistic infections in HIV patients is critical for effective management.
  • Radiographic deterioration during TB therapy warrants investigation for co-infections like MAC.
  • Successful treatment outcomes depend on accurate diagnosis and appropriate antimicrobial therapy, especially differentiating TB from MAC.

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