LOINCActiveObservation

LOINC Code 76684-0: Mean platelet dry mass Calc (Bld) [Entitic mass]

76684-0 is a LOINC code used to identify Mean platelet dry mass Calc (Bld) [Entitic mass] 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 Mean platelet dry mass. It is commonly used with the system or sample type Bld.

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 Mean platelet dry mass. It is commonly used with the system or sample type Bld.

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
  • Method: Calculated

What it does not mean

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

Key facts

  • Mean platelet dry mass [Entitic mass] in Blood by calculation
  • Mean platelet dry mass
  • The mean platelet dry mass (MPM) term was based on, but not limited in use to, the Siemens ADVIA 120 Hematology System.
  • Average; Avg; Blood; Calc; Calculation; Entitic mass; HEMATOLOGY/CELL COUNTS; MPM; Pl; Platelets; Platelt; Plt; Point in time; QNT; Quan; Quant; Quantitative; Random; Thrombocyte; Thrombocytes; WB; Whole blood

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

Mean platelet dry mass Calc (Bld) [Entitic mass]Mean platelet dry mass [Entitic mass] in Blood by calculationMPM Bld Qn CalcMean platelet dry massHEM/BCMean platelet dry mass, BloodEntMass

Frequently asked questions

Code details

Code76684-0
SystemLOINC
Display nameMean platelet dry mass Calc (Bld) [Entitic mass]
DescriptionMean platelet dry mass
Short nameMPM Bld Qn Calc
ComponentMean platelet dry mass
PropertyEntMass
TimingPt
System (specimen)Bld
ScaleQn
MethodCalculated
ClassHEM/BC
Example unitspg
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.52
Last changed2.52

Consumer names

Mean platelet dry mass, Blood

Part names

Mean platelet dry massEntMassPtBldQnCalculatedEntitic massPoint in time (spot)Blood

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.

LOINC Code 76684-0 | HealthAssure