Monday, September 19, 2011

Lung abscess

Lung abscess is a suppurative necrosis in the local area of ​​lung parenchyma, which causes the formation of large cavities. Nekrotikan Pneumonia is a term used when a small kavitasnya. Causing organisms can enter through aspiration of infected material, aspiration of gastric contents, bronchial obstruction, septic embolus and haematogenous spread of bacteria in pyogenic infections disseminated. Especially, the staphylococcal bacteremia and frequently cause the formation of multiple lung abscesses.
Anaerobic bacteria are found in almost all lung abscess, sometimes in significant amounts, and is the exclusive isolates in one-third to two-thirds of cases. Anaerobes are most often a commensal flora that normally exist in the mouth, especially Prevotella species, Fusobacterium, Bacteroides, Peptosterptococcus and microaerophilic streptococcus. Often there are mixed aerobic-anaerobic infections. For aerobic organisms, which often arises is S.aureus, Sterptococcus β-hemolytic, Nocardia and gram-negative organisms.
Many similar manifestations of lung abscess include a cough with bronchiectasis and is usually accompanied by conspicuous spending large amounts of sputum and smelling, purulent, or blood spotting, occasional hemoptysis. Patients often experience a high fever and malaise. Clubbing, weight loss, and anemia can also occur. Abscess infection occurs in 10-15% of patients with carcinoma bronkogenik so in aged patients suspected of pulmonary abscess, consideration should be the cause of carcinoma. Therapy includes administration of antibiotics and surgical drainage if required to do in patients lung abscess.

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