There are multiple definitions:

1. mean absolute deviation(English)

   • CFE, ICFR, MEA, PSS, TCF, TECA, ANS, EFA, HRV, PKDE, RRV
   • Statistics
   • https://doi.org…ys.2023.1245310

2. mitral annular disjunction / displacement(English)

   • an anatomical abnormality, defined as ≥1 mm (depending on imaging modality) systolic separation between the left atrial wall-mitral leaflet and the left ventricular wall. Associated with MVP and SCD
   • MVP, SCD, LA, TMAD%, CMR, LV, TTE, AMVP, GLS, HeH, LGE, MD, MR, PLS, PSI, PVC, SCA, STE, AML, CT, EAT, MA, PML, TEE
   • Cardiology, Medical imaging, Pathology
   • http://dx.doi.o…jnl-2020-318810
   • https://doi.org…acc.2018.07.070
   • https://doi.org…cmg.2022.07.015
   • https://doi.org…GING.124.017051
   • https://doi.org…cmg.2024.03.006

3. mothers against decapentaplegic [gene family](English)

   • complexes with a transcriptional coregulator of several TGF-β1 profibrotic response genes
   • PAI-1, SMA, SMAD, CKD, TGF-ß
   • Nephrology, Transcription
   • https://doi.org…6/fj.201900943R

4. mandibular advancement device(English)

   • advances the mandibula into a forward position, thus preventing obstruction of the upper airway
   • OSA
   • Sleep medicine, Dentistry
   • https://doi.org…t.2022.12.22077

5. multiple ascending doses(English)

   • AE, SAD, FE, PK, GLP-1RA, MDD, TRPC
   • Pharmacology / pharmaceutics, Adverse effect, Safety and health
   • https://doi.org….1111/cts.13715
   • https://doi.org….1111/dom.15383
   • https://doi.org…263-023-01041-4

6. mitral annular diameter(English)

   • MR-RF, MVTa, MVTh, RVEF, FMR, ICM, LAVI, LGE, LVEDV, LVEF, LVESV
   • Cardiology, Pathology, Gender aspects
   • https://doi.org…/ehjimp/qyaf021