EKG measurements LP7795-0
LOINC Hierarchy
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▸ Beats.paced LP187104-7
▸ Beats.total LP189358-7
▸ Electrocardiograph lead LP72539-7
▸ Heart rate.beat-to-beat LP188712-6
▸ J point depression.lead AVF LP30942-4
▸ J point depression.lead AVL LP30943-2
▸ J point depression.lead AVR LP30944-0
▸ J point depression.lead I LP30945-7
▸ J point depression.lead II LP30946-5
▸ J point depression.lead III LP30947-3
▸ J point depression.lead V1 LP30948-1
▸ J point depression.lead V2 LP30949-9
▸ J point depression.lead V3 LP30950-7
▸ J point depression.lead V4 LP30951-5
▸ J point depression.lead V5 LP30952-3
▸ J point depression.lead V6 LP30953-1
▸ P wave amplitude.lead AVF LP30954-9
▸ P' wave amplitude.lead AVF LP30984-6
▸ P wave amplitude.lead AVL LP30955-6
▸ P' wave amplitude.lead AVL LP30985-3
▸ P wave amplitude.lead AVR LP30956-4
▸ P' wave amplitude.lead AVR LP30986-1
▸ P wave amplitude.lead I LP30957-2
▸ P' wave amplitude.lead I LP30987-9
▸ P wave amplitude.lead II LP30958-0
▸ P' wave amplitude.lead II LP30988-7
▸ P wave amplitude.lead III LP30959-8
▸ P' wave amplitude.lead III LP30989-5
▸ P wave amplitude.lead V1 LP30960-6
▸ P' wave amplitude.lead V1 LP30990-3
▸ P wave amplitude.lead V2 LP30961-4
▸ P' wave amplitude.lead V2 LP30991-1
▸ P wave amplitude.lead V3 LP30962-2
▸ P' wave amplitude.lead V3 LP30992-9
▸ P wave amplitude.lead V4 LP30963-0
▸ P' wave amplitude.lead V4 LP30993-7
▸ P wave amplitude.lead V5 LP30964-8
▸ P' wave amplitude.lead V5 LP30994-5
▸ P wave amplitude.lead V6 LP30965-5
▸ P' wave amplitude.lead V6 LP30995-2
▸ P wave axis LP30966-3
▸ P wave axis frontal plane LP30967-1
▸ P wave axis horizontal plane LP30968-9
▸ P wave duration LP30969-7
▸ P wave duration.lead AVF LP30970-5
▸ P wave duration.lead AVL LP30971-3
▸ P wave duration.lead AVR LP30972-1
▸ P wave duration.lead I LP30973-9
▸ P wave duration.lead II LP30974-7
▸ P wave duration.lead III LP30975-4
▸ P wave duration.lead V1 LP30976-2
▸ P wave duration.lead V2 LP30977-0
▸ P wave duration.lead V3 LP30978-8
▸ P wave duration.lead V4 LP30979-6
▸ P wave duration.lead V5 LP30980-4
▸ P wave duration.lead V6 LP30981-2
▸ P wave offset LP30982-0
▸ P wave onset LP30983-8
▸ Pacing interval LP30996-0
▸ Pauses LP30997-8
▸ PP interval LP30998-6
▸ P-R Interval LP30999-4
▸ Premature atrial contractions LP31000-0
▸ Premature ventricular contractions LP31568-6
▸ Q wave depth LP31001-8
▸ Q wave depth.lead LP31002-6
▸ Q wave depth.lead AVF LP31003-4
▸ Q wave depth.lead AVL LP31004-2
▸ Q wave depth.lead AVR LP31005-9
▸ Q wave depth.lead I LP31006-7
▸ Q wave depth.lead II LP31007-5
▸ Q wave depth.lead III LP31008-3
▸ Q wave depth.lead V1 LP31009-1
▸ Q wave depth.lead V2 LP31010-9
▸ Q wave depth.lead V3 LP31011-7
▸ Q wave depth.lead V4 LP31012-5
▸ Q wave depth.lead V5 LP31013-3
▸ Q wave depth.lead V6 LP31014-1
▸ Q wave duration LP31015-8
▸ Q wave duration.lead AVF LP31016-6
▸ Q wave duration.lead AVL LP31017-4
▸ Q wave duration.lead AVR LP31018-2
▸ Q wave duration.lead I LP31019-0
▸ Q wave duration.lead II LP31020-8
▸ Q wave duration.lead III LP31021-6
▸ Q wave duration.lead V1 LP31022-4
▸ Q wave duration.lead V2 LP31023-2
▸ Q wave duration.lead V3 LP31024-0
▸ Q wave duration.lead V4 LP31025-7
▸ Q wave duration.lead V5 LP31026-5
▸ Q wave duration.lead V6 LP31027-3
▸ QRS axis LP31028-1
▸ QRS axis.frontal plane LP31029-9
▸ QRS axis.horizontal plane LP31030-7
▸ QRS duration LP31031-5
▸ QRS duration.lead AVF LP31032-3
▸ QRS duration.lead AVL LP31033-1
▸ QRS duration.lead AVR LP31034-9
▸ QRS duration.lead I LP31035-6
▸ QRS duration.lead II LP31036-4
▸ QRS duration.lead III LP31037-2
▸ QRS duration.lead V1 LP31038-0
▸ QRS duration.lead V2 LP31039-8
▸ QRS duration.lead V3 LP31040-6
▸ QRS duration.lead V4 LP31041-4
▸ QRS duration.lead V5 LP31042-2
▸ QRS duration.lead V6 LP31043-0
▸ QRS initial amplitude.lead AVF LP31044-8
▸ QRS initial amplitude.lead AVL LP31045-5
▸ QRS initial amplitude.lead AVR LP31046-3
▸ QRS initial amplitude.lead I LP31047-1
▸ QRS initial amplitude.lead II LP31048-9
▸ QRS initial amplitude.lead III LP31049-7
▸ QRS initial amplitude.lead V1 LP31050-5
▸ QRS initial amplitude.lead V2 LP31051-3
▸ QRS initial amplitude.lead V3 LP31052-1
▸ QRS initial amplitude.lead V4 LP31053-9
▸ QRS initial amplitude.lead V5 LP31054-7
▸ QRS initial amplitude.lead V6 LP31055-4
▸ QRS offset LP31056-2
▸ QRS onset LP31057-0
▸ QRS terminal amplitude.lead AVF LP31058-8
▸ QRS terminal amplitude.lead AVL LP31059-6
▸ QRS terminal amplitude.lead AVR LP31060-4
▸ QRS terminal amplitude.lead I LP31061-2
▸ QRS terminal amplitude.lead II LP31062-0
▸ QRS terminal amplitude.lead III LP31063-8
▸ QRS terminal amplitude.lead V1 LP31064-6
▸ QRS terminal amplitude.lead V2 LP31065-3
▸ QRS terminal amplitude.lead V3 LP31066-1
▸ QRS terminal amplitude.lead V4 LP31067-9
▸ QRS terminal amplitude.lead V5 LP31068-7
▸ QRS terminal amplitude.lead V6 LP31069-5
▸ Q-T interval LP31070-3
▸ Q-T interval corrected LP31071-1
▸ R wave amplitude.lead AVF LP31072-9
▸ R' wave amplitude.lead AVF LP31098-4
▸ R wave amplitude.lead AVL LP31073-7
▸ R' wave amplitude.lead AVL LP31099-2
▸ R wave amplitude.lead AVR LP31074-5
▸ R' wave amplitude.lead AVR LP31100-8
▸ R wave amplitude.lead I LP31075-2
▸ R' wave amplitude.lead I LP31101-6
▸ R wave amplitude.lead II LP31076-0
▸ R' wave amplitude.lead II LP31102-4
▸ R wave amplitude.lead III LP31077-8
▸ R' wave amplitude.lead III LP31103-2
▸ R wave amplitude.lead V1 LP31078-6
▸ R' wave amplitude.lead V1 LP31104-0
▸ R wave amplitude.lead V2 LP31079-4
▸ R' wave amplitude.lead V2 LP31105-7
▸ R wave amplitude.lead V3 LP31080-2
▸ R' wave amplitude.lead V3 LP31106-5
▸ R wave amplitude.lead V4 LP31081-0
▸ R' wave amplitude.lead V4 LP31107-3
▸ R wave amplitude.lead V5 LP31082-8
▸ R' wave amplitude.lead V5 LP31108-1
▸ R wave amplitude.lead V6 LP31083-6
▸ R' wave amplitude.lead V6 LP31109-9
▸ R wave amplitude.V5+S wave amplitude.V1 LP189357-9
▸ R wave amplitude.V6+S wave amplitude.V1 LP189621-8
▸ R wave axis LP31084-4
▸ R wave axis.horizontal plane LP31085-1
▸ R wave duration.lead AVF LP31086-9
▸ R' wave duration.lead AVF LP31110-7
▸ R wave duration.lead AVL LP31087-7
▸ R' wave duration.lead AVL LP31111-5
▸ R wave duration.lead AVR LP31088-5
▸ R' wave duration.lead AVR LP31112-3
▸ R wave duration.lead I LP31089-3
▸ R' wave duration.lead I LP31113-1
▸ R wave duration.lead II LP31090-1
▸ R' wave duration.lead II LP31114-9
▸ R wave duration.lead III LP31091-9
▸ R' wave duration.lead III LP31115-6
▸ R wave duration.lead V1 LP31092-7
▸ R' wave duration.lead V1 LP31116-4
▸ R wave duration.lead V2 LP31093-5
▸ R' wave duration.lead V2 LP31117-2
▸ R wave duration.lead V3 LP31094-3
▸ R' wave duration.lead V3 LP31118-0
▸ R wave duration.lead V4 LP31095-0
▸ R' wave duration.lead V4 LP31119-8
▸ R wave duration.lead V5 LP31096-8
▸ R' wave duration.lead V5 LP31120-6
▸ R wave duration.lead V6 LP31097-6
▸ R' wave duration.lead V6 LP31121-4
▸ Reference beat LP31122-2
▸ R-R interval LP31123-0
▸ RR interval.coefficient of variation LP189389-2
▸ RR interval.standard deviation LP189390-0
▸ S wave amplitude.lead AVF LP31124-8
▸ S' wave amplitude.lead AVF LP31148-7
▸ S wave amplitude.lead AVL LP31125-5
▸ S' wave amplitude.lead AVL LP31149-5
▸ S wave amplitude.lead AVR LP31126-3
▸ S' wave amplitude.lead AVR LP31150-3
▸ S wave amplitude.lead I LP31127-1
▸ S' wave amplitude.lead I LP31151-1
▸ S wave amplitude.lead II LP31128-9
▸ S' wave amplitude.lead II LP31152-9
▸ S wave amplitude.lead III LP31129-7
▸ S' wave amplitude.lead III LP31153-7
▸ S wave amplitude.lead V1 LP31130-5
▸ S' wave amplitude.lead V1 LP31154-5
▸ S wave amplitude.lead V2 LP31131-3
▸ S' wave amplitude.lead V2 LP31155-2
▸ S wave amplitude.lead V3 LP31132-1
▸ S' wave amplitude.lead V3 LP31156-0
▸ S wave amplitude.lead V4 LP31133-9
▸ S' wave amplitude.lead V4 LP31157-8
▸ S wave amplitude.lead V5 LP31134-7
▸ S' wave amplitude.lead V5 LP31158-6
▸ S wave amplitude.lead V6 LP31135-4
▸ S' wave amplitude.lead V6 LP31159-4
▸ S wave duration.lead AVF LP31136-2
▸ S' wave duration.lead AVF LP31160-2
▸ S wave duration.lead AVL LP31137-0
▸ S' wave duration.lead AVL LP31161-0
▸ S wave duration.lead AVR LP31138-8
▸ S' wave duration.lead AVR LP31162-8
▸ S wave duration.lead I LP31139-6
▸ S' wave duration.lead I LP31163-6
▸ S wave duration.lead II LP31140-4
▸ S' wave duration.lead II LP31164-4
▸ S wave duration.lead III LP31141-2
▸ S' wave duration.lead III LP31165-1
▸ S wave duration.lead V1 LP31142-0
▸ S' wave duration.lead V1 LP31166-9
▸ S wave duration.lead V2 LP31143-8
▸ S' wave duration.lead V2 LP31167-7
▸ S wave duration.lead V3 LP31144-6
▸ S' wave duration.lead V3 LP31168-5
▸ S wave duration.lead V4 LP31145-3
▸ S' wave duration.lead V4 LP31169-3
▸ S wave duration.lead V5 LP31146-1
▸ S' wave duration.lead V5 LP31170-1
▸ S wave duration.lead V6 LP31147-9
▸ S' wave duration.lead V6 LP31171-9
▸ ST amplitude.derived lead V1 LP187164-1
▸ ST amplitude.derived lead V2 LP187165-8
▸ ST amplitude.derived lead V3 LP187166-6
▸ ST amplitude.derived lead V4 LP187167-4
▸ ST amplitude.derived lead V5 LP187168-2
▸ ST amplitude.derived lead V6 LP187169-0
▸ ST amplitude.J point+20 ms LP31172-7
▸ ST amplitude.J point+60 ms LP31173-5
▸ ST amplitude.J point+80 ms LP31174-3
▸ ST amplitude.lead AI LP187173-2
▸ ST amplitude.lead AS LP187172-4
▸ ST amplitude.lead aVF LP187161-7
▸ ST amplitude.lead aVL LP187162-5
▸ ST amplitude.lead aVR LP187163-3
▸ ST amplitude.lead ES LP187171-6
▸ ST amplitude.lead I LP187158-3
▸ ST amplitude.lead II LP187159-1
▸ ST amplitude.lead III LP187160-9
▸ ST amplitude.lead MCL LP187174-0
▸ ST amplitude.lead MCL1 LP187175-7
▸ ST amplitude.lead MCL6 LP187176-5
▸ ST amplitude.lead V1 LP187152-6
▸ ST amplitude.lead V2 LP187153-4
▸ ST amplitude.lead V3 LP187154-2
▸ ST amplitude.lead V4 LP187155-9
▸ ST amplitude.lead V5 LP187156-7
▸ ST amplitude.lead V6 LP187157-5
▸ ST amplitude.precordial lead LP189573-1
▸ ST deviation LP31175-0
▸ ST initial amplitude 6 ms.lead AVF LP31176-8
▸ ST initial amplitude 6 ms.lead AVL LP31177-6
▸ ST initial amplitude 6 ms.lead AVR LP31178-4
▸ ST initial amplitude 6 ms.lead I LP31179-2
▸ ST initial amplitude 6 ms.lead II LP31180-0
▸ ST initial amplitude 6 ms.lead III LP31181-8
▸ ST initial amplitude 6 ms.lead V1 LP31182-6
▸ ST initial amplitude 6 ms.lead V2 LP31183-4
▸ ST initial amplitude 6 ms.lead V3 LP31184-2
▸ ST initial amplitude 6 ms.lead V4 LP31185-9
▸ ST initial amplitude 6 ms.lead V5 LP31186-7
▸ ST initial amplitude 6 ms.lead V6 LP31187-5
▸ ST segment axis.horizontal plane LP31188-3
▸ ST slope.lead AVF LP31189-1
▸ ST slope.lead AVL LP31190-9
▸ ST slope.lead AVR LP31191-7
▸ ST slope.lead I LP31192-5
▸ ST slope.lead II LP31193-3
▸ ST slope.lead III LP31194-1
▸ ST slope.lead V1 LP31195-8
▸ ST slope.lead V2 LP31196-6
▸ ST slope.lead V3 LP31197-4
▸ ST slope.lead V4 LP31198-2
▸ ST slope.lead V5 LP31199-0
▸ ST slope.lead V6 LP31200-6
▸ ST wave displacement.end.lead AVF LP31201-4
▸ ST wave displacement.end.lead AVL LP31202-2
▸ ST wave displacement.end.lead AVR LP31203-0
▸ ST wave displacement.end.lead I LP31204-8
▸ ST wave displacement.end.lead II LP31205-5
▸ ST wave displacement.end.lead III LP31206-3
▸ ST wave displacement.end.lead V1 LP31207-1
▸ ST wave displacement.end.lead V2 LP31208-9
▸ ST wave displacement.end.lead V3 LP31209-7
▸ ST wave displacement.end.lead V4 LP31210-5
▸ ST wave displacement.end.lead V5 LP31211-3
▸ ST wave displacement.end.lead V6 LP31212-1
▸ ST wave displacement.mid.lead AVF LP31213-9
▸ ST wave displacement.mid.lead AVL LP31214-7
▸ ST wave displacement.mid.lead AVR LP31215-4
▸ ST wave displacement.mid.lead I LP31216-2
▸ ST wave displacement.mid.lead II LP31217-0
▸ ST wave displacement.mid.lead III LP31218-8
▸ ST wave displacement.mid.lead V1 LP31219-6
▸ ST wave displacement.mid.lead V2 LP31220-4
▸ ST wave displacement.mid.lead V3 LP31221-2
▸ ST wave displacement.mid.lead V4 LP31222-0
▸ ST wave displacement.mid.lead V5 LP31223-8
▸ ST wave displacement.mid.lead V6 LP31224-6
▸ T wave amplitude.lead AVF LP31225-3
▸ T' wave amplitude.lead AVF LP31241-0
▸ T wave amplitude.lead AVL LP31226-1
▸ T' wave amplitude.lead AVL LP31242-8
▸ T wave amplitude.lead AVR LP31227-9
▸ T' wave amplitude.lead AVR LP31243-6
▸ T wave amplitude.lead I LP31228-7
▸ T' wave amplitude.lead I LP31244-4
▸ T wave amplitude.lead II LP31229-5
▸ T' wave amplitude.lead II LP31245-1
▸ T wave amplitude.lead III LP31230-3
▸ T' wave amplitude.lead III LP31246-9
▸ T wave amplitude.lead V1 LP31231-1
▸ T' wave amplitude.lead V1 LP31247-7
▸ T wave amplitude.lead V2 LP31232-9
▸ T' wave amplitude.lead V2 LP31248-5
▸ T wave amplitude.lead V3 LP31233-7
▸ T' wave amplitude.lead V3 LP31249-3
▸ T wave amplitude.lead V4 LP31234-5
▸ T' wave amplitude.lead V4 LP31250-1
▸ T wave amplitude.lead V5 LP31235-2
▸ T' wave amplitude.lead V5 LP31251-9
▸ T wave amplitude.lead V6 LP31236-0
▸ T' wave amplitude.lead V6 LP31252-7
▸ T wave axis LP31237-8
▸ T wave axis.frontal plane LP31238-6
▸ T wave axis.horizontal plane LP31239-4
▸ T wave offset LP31240-2
▸ Ventricular ectopics LP31253-5
Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.
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