the goal of this observational study is to evaluate the clinical characteristic and outcomes of patients with community-acquired pneumonia admitted to Sohag University Hospital.
the researcher will take medical history and clinical examination and investigations of participants .
the participants will visit the clinic after one month to be reevaluated again .
The study will include patients ≥18 years old with community acquired pneumonia
Patients already was diagnosed as active malignancy before admission
Patient on chemotherapy
HIV patients
Indication of mechanical ventilation on admission