[Pneumonia in immunosuppressed patients].
O Solyanik1, T Gaass1, K Hellbach1
1Institut für klinische Radiologie, Klinikum der Ludwig-Maximilians-Universität München, Campus Großhadern, Marchioninistraße 15, 81377, München, Deutschland.
Der Radiologe
|January 7, 2017
Summary
Early diagnosis of pulmonary infections in immunosuppressed patients is crucial. Computed tomography (CT) offers superior accuracy over chest radiography for detecting these infections and identifying pathogens.
Area of Science:
- Radiology
- Infectious Diseases
- Immunocompromised Patients
Background:
- Pulmonary infections are a frequent and often fatal complication in immunosuppressed individuals.
- Despite prophylactic therapies, early and accurate diagnosis remains a clinical challenge.
Purpose of the Study:
- To review radiological findings of common pulmonary infections in immunosuppressed patients.
- To highlight the diagnostic utility of imaging modalities in this patient population.
Main Methods:
- Chest radiography is the initial imaging modality but lacks sufficient accuracy.
- Computed tomography (CT) integrates epidemiological and clinical data for improved diagnosis.
- CT enables detailed visualization of infiltration patterns for etiological classification.
Main Results:
- CT demonstrates significantly higher sensitivity and specificity compared to chest radiography.
- CT is particularly effective in diagnosing atypical pneumonia forms.
- Imaging findings on CT aid in the etiological classification of pulmonary infections.
Conclusions:
- CT is a valuable tool for diagnosing pulmonary infections in immunosuppressed patients.
- Integrating clinical and epidemiological information enhances CT's diagnostic performance.
- Accurate radiological assessment is key for appropriate therapeutic management.
Related Concept Videos
01:30Pneumonia I: Introduction
1.2K
Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
1.2K
01:30Pneumonia V: Nursing management and Prevention
3.8K
Nursing management of pneumonia involves promoting airway patency, facilitating rest and conserving energy, encouraging fluid intake, maintaining nutrition, and educating patients.
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
3.8K
01:30Pneumonia III: Complications and Assessment
1.1K
Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
1.1K
01:28Pneumonia IV: Management
979
The treatment of pneumonia varies based on its severity and the causative pathogen. Here is a structured approach to managing pneumonia, integrating pharmaceutical and supportive care strategies.
Bacterial Pneumonia Treatment
For bacterial pneumonia, antibiotics serve as the cornerstone of therapy. Initial treatment often begins with empirical antibiotics, tailored to the anticipated causative organism and adjusted based on culture results. Key antibiotic choices include:
Bacterial Pneumonia Treatment
For bacterial pneumonia, antibiotics serve as the cornerstone of therapy. Initial treatment often begins with empirical antibiotics, tailored to the anticipated causative organism and adjusted based on culture results. Key antibiotic choices include:
979
01:29Pneumonia II: Pathophysiology
3.7K
The pathophysiology of pneumonia involves the following steps:
3.7K
01:29Pulmonary Tuberculosis I
1.1K
Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
1.1K