CCDS Respiratory Failure & Vents 5

Question 1

During a CDI review, a patient is noted to have a tracheostomy placed on day 4 of mechanical ventilation. What CDI consideration applies?

Accepted Answer

The pre-tracheostomy ventilator hours and post-tracheostomy hours are combined for duration coding

Answer

ICD-10-PCS guidelines require totaling all hours of continuous mechanical ventilation, including time before and after tracheostomy, to determine duration code selection.

Question 2

A patient is documented with 'ventilator-associated pneumonia (VAP).' Which additional ICD-10-CM code must accompany the VAP code J95.851?

Accepted Answer

A code for the causative organism

Answer

ICD-10-CM instructs coders to use an additional code to identify the organism (e.g., Pseudomonas, MRSA) when coding VAP (J95.851).

Question 3

A CCDS reviews a case where respiratory failure is listed as a complication of surgery. What ICD-10-CM category captures postprocedural respiratory failure?

Accepted Answer

J95 – Intraoperative and postprocedural complications of respiratory system

Answer

J95 (Intraoperative and postprocedural complications and disorders of respiratory system) contains codes for postprocedural respiratory failure such as J95.821 and J95.822.

Question 4

Which PaO2/FiO2 (P/F) ratio threshold defines severe ARDS according to the Berlin Definition?

Accepted Answer

Less than 100 mmHg

Answer

The Berlin Definition classifies ARDS as severe when the P/F ratio is less than 100 mmHg on PEEP ≥5 cmH2O.

Question 5

A patient is being weaned from mechanical ventilation using a spontaneous breathing trial (SBT). If the SBT fails, what CDI documentation opportunity arises?

Accepted Answer

Query for the underlying etiology causing weaning failure to ensure accurate diagnosis capture

Answer

A failed SBT signals that the underlying condition (e.g., diaphragmatic weakness, cardiac dysfunction, COPD) may not be fully documented, making it a key CDI query opportunity.

CCDS - Certified Clinical Documentation Specialist Practice Test

CCDS - Certified Clinical Documentation Specialist Practice Test

CCDS Respiratory Failure & Vents 5