When a diagnosis code requires a 7th character extension, the _____ is used to create a six-character ICD-10-CM diagnosis code.
Fill in the blank(s) with the appropriate word(s).
dummy x
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A patient in the intensive care unit is receiving mechanical ventilation, has a pulmonary artery catheter in place, and is being monitored continuously with a capnometer
The patient's arterial partial pressure of carbon dioxide (PaCO2) is 41 mm Hg and the partial pressure of end-tidal carbon dioxide (PetCO2) is 36 mm Hg. There is a sudden decrease in the PetCO2 to 18 mm Hg causing an alarm to sound. The most likely cause of this development is which of the following? a. Hypovolemia b. Apneic episode c. Pulmonary embolism d. Increased cardiac output
The cells of the alveoli produce a fatty substance known as ________.
A. mucous B. orthopnea C. surfactant D. pleura
The respiratory therapist is assessing a patient with sinus tachycardia. Which of the following would LEAST likely be a cause of the sinus tachycardia?
a. hypoxemia b. severe anemia c. hyperthermia d. massive hemorrhage e. beta blocker medications
Code for Modified radical neck dissection
A) 38700 B) 38720 C) 38724 D) 38740