Pneumonia averness, lungs health, what is pneumoniae ?

Pneumonia

What is Pneumonia?

Pneumonia is an infection that inflames the air sacs in one or both lungs, which may fill with fluid or pus.

Pathophysiology:

Infectious agents invade the lungs, causing alveolar inflammation, fluid accumulation, and impaired oxygen exchange.

Pneumonia Causes & Risk Factors:

Bacteria (Streptococcus pneumoniae)

Viruses (flu, COVID-19)

Fungi (in immunocompromised people)

Aspiration of food/liquids

Chronic illnesses (COPD, diabetes)

Smoking

Weakened immune system

Pneumonia Signs & Symptoms:

High fever & chills

Productive cough

Chest pain

Shortness of breath

Fatigue

Diagnosis of Pneumonia :

Chest X-ray

Blood & sputum tests

Pulse oximetry

Physical exam

Treatment for pneumonia:

Antibiotics (for bacterial pneumonia)

Antivirals (for viral pneumonia)

Rest, fluids, oxygen therapy (if needed)

Hospitalization (for severe cases)

Complications of pneumonia:

Respiratory failure

Sepsis

Lung abscess