Type - 2 Respiratory Failure is seen in: (A) Pneumonia, (B) Atelectasis, (C) COPD, (D) Pulmonary Embolism
Answer is C. Type - 2 Respiratory Failure is hypoxia + hypercapnia.
p(A - a) O2 is normal or decreased seen in conditions of decreased respiratory drive(Brainstern injury),airway disease(EOPD,ASTHMA),paralusis of Diaphragm,Kyphoscoliosis,Myasthenic erisis.