LOINCActiveObservation

LOINC Code 70001-3: Leak 24 hour median Positive airway pressure device

70001-3 is a LOINC code used to identify Leak 24 hour median Positive airway pressure device in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Leak. It is commonly used with the system or sample type Positive airway pressure device.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Leak. It is commonly used with the system or sample type Positive airway pressure device.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Leak 24 hour median Positive airway pressure device
  • Leak
  • Median leak level observed during the use of a PAP (Positive Airway Pressure) machine over a 24 hours period.
  • 1 day; 24 hours; 24HR; Flow; Lung; PAP device; Pos; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Respiratory; Volume Rate; vRate

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Leak 24 hour median Positive airway pressure deviceLeak 24h median PAP deviceLeakPULMVRat24H^medianPositive airway pressure device

Frequently asked questions

Code details

Code70001-3
SystemLOINC
Display nameLeak 24 hour median Positive airway pressure device
DescriptionLeak
Short nameLeak 24h median PAP device
ComponentLeak
PropertyVRat
Timing24H^median
System (specimen)Positive airway pressure device
ScaleQn
ClassPULM
Example unitsL/s
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.40
Last changed2.70

Part names

LeakVRat24H^medianPositive airway pressure deviceQnVolume Rate

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.