0B967ZZ
Drainage Lower Lobe Bronchus, Right to No Qualifier with No Device, Via Natural or Artificial Opening Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | B Respiratory System |
| Operation | 9 Drainage |
| Body Part | 6 Lower Lobe Bronchus, Right |
| Approach | 7 Via Natural or Artificial Opening |
| Device | Z No Device |
| Qualifier | Z No Qualifier |
Operation Definition
Taking or letting out fluids and/or gases from a body part
Procedure Overview
Drainage procedures in the respiratory system remove fluid, air, blood, or pus that has built up somewhere it doesn't belong, most often the pleural space between the lung and chest wall, but also within the lung tissue, bronchi, or trachea. A collapsed lung from trapped air (pneumothorax), an infected fluid collection (empyema), a malignant pleural effusion, or a lung abscess are all situations where drainage restores normal breathing mechanics and relieves pressure that would otherwise compress the lung.
Anatomy & Axis Detail
Lower Lobe Bronchus, Right
The right lower lobe bronchus is the largest of the right-sided lobar branches and continues almost in line with the main bronchus, making it a frequent site for gravity-dependent pooling of secretions, aspirated material, and blood in supine or bedridden patients. Drainage addresses these dependent collections, which are common in postoperative atelectasis, aspiration pneumonia, and lung abscess. Its several segmental branches, including the superior and basal segments, mean drainage may be directed at the lobar trunk or extend toward specific segments depending on where fluid has accumulated. Because this bronchus lies in a more posterior and inferior position, positioning and bronchoscope angulation differ from upper lobe procedures. Clear documentation should specify that the intervention was at the lobar level rather than a named segmental bronchus within it.
Approach: Via Natural or Artificial Opening
Via Natural or Artificial Opening means the instrument reaches the target site by passing through an existing body orifice, such as the mouth or urethra, or a surgically created opening like a stoma, without additional incision or scope guidance. It is distinguished from the Endoscopic variant by the absence of a visualizing scope, and from External by actually traversing into the body through that opening.
Coding & Documentation
Documentation needs to specify the exact anatomic site (pleural cavity, specific lobe, trachea, bronchus) and the method: needle aspiration (thoracentesis), tube thoracostomy with a chest tube, or endoscopic drainage during bronchoscopy. A common assignment error is coding a chest tube placement as Drainage when the device is left in for ongoing output rather than a one-time procedure, or conflating a diagnostic thoracentesis with a therapeutic one when the approach and qualifier differ. Coders also need to distinguish whether the drainage was the entire procedure or incidental to a larger surgery, since incidental drainage during a resection is not separately coded.