Sunday, March 15, 2015
Obstructive vs Restrictive lung diseases
Causes of ARDS( adult respiratory distress syndrome) aka acute lung injury
Infection
1.Sepsis
2.Diffuse pulmonary infections
3.Viral, Mycoplasma, and Pneumocystis pneumonia; miliary tuberculosis
Gastric aspiration
Physical Injury and Pulmonary contusions
Mechanical trauma, including head injuries
Near-drowning
Fractures with fat embolism
Burns
Ionizing radiation
Oxygen toxicity
Smoke
Irritant gases and chemicals inhalation
Chemical Injury
Heroin or methadone overdose
Acetylsalicylic acid
Barbiturate overdose
Organic solvents
Drugs
Hematologic Conditions
Multiple transfusions
Disseminated intravascular coagulation
Pancreatitis
Uremia
Cardiopulmonary Bypass
Hypersensitivity Reactions
What is COPD?
Basically includes chronic bronchitis and emphysema
definition of emphysema is morphologic
chronic bronchitis is defined as the presence of chronic and recurrent cough with excessive mucus secretion for atleast 3 months in a year for 2 consecutive years
the two diseases usually coexist
cigarette smoking is the major contributing factor for both
irreversible airflow obstruction of COPD distinguishes it from asthma.
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