Question(s) 5-25 will require the use of an ICD-9-CM code book to complete the sentence.

Hysterotomy to terminate a pregnancy is coded to procedure code __________

Clinical indications for delivering cool humidified gas include which of the following? 1. Postextubation edema 2. Upper airway inflammation 3. Croup (laryngotracheal bronchitis) 4. Epiglottitis

a. 2, 3, and 4 only b. 1, 2, and 3 only c. 1, 2, 3, and 4 d. 2 and 3 only

Which of the following values are indicative of acute respiratory failure and the need for venti-latory support?

1. Maximum inspiratory pressure (MIP) = ?38 cm H2O. 2. Vital capacity (VC) = 650 mL for a 70 kg male. 3. Alveolar-to-arterial partial pressure of oxygen [P(A?a)O2] = 150 on 100% oxygen. 4. Maximum expiratory pressure (MEP) = 25 cm H2O. a. 1 and 2 only b. 2 and 4 only c. 1 and 3 only d. 3 and 4 only