To determine the risk factor that affect pneumonic patients at the critical care unit regarding the history investigation and clinical data

Pneumonia remains a serious illness with important clinical impact . It is defined as acute respiratory tract infection that affect lower respiratory tract ,it is classified as community acquired pneumonia (CAP), hospital acquired pneumonia (HAP) and ventilator associated pneumonia .

In this work we assess the factors that affect the prognosis of critically ill patients with pneumonia regarding the age ,sex ,smoking, other co morbidity as diabetes mellitus, hypertension , liver diseases , kidney diseases, heart diseases and chest diseases, clinical date and investigation .

Inclusion Criteria:

• 1- Age above 18 yrs.

  2- Critically ill patients admitted to ICU with clinical manifestations of pneumonia in assuit university hospital

Exclusion Criteria:

• 1- Age below 18 yrs. 2- Patients don't have critical illness 3- Patient who refused to contribute in this study

People with age above 18 years and below 80 years old with manifestations of pneumonia