Domain ID
Concept Class ID
Vocabulary ID
help_outline
Concept ID
Concept code
Validity
Concept
Valid start27-Apr-2025
Valid end27-Apr-2025

Term connections

Relationship	Relates to	Concept id	Vocabulary
Direct procedure site of (SNOMED)	Chorionic villus sampling using obstetric ultrasound guidance	3320625	Nebraska Lexicon
	Contrast amniography	3393678	Nebraska Lexicon
	Controlled cord traction of placenta	3353478	Nebraska Lexicon
	Delivery of placenta by maternal effort	3245395	Nebraska Lexicon
	Delivery of placenta following delivery of infant outside of hospital	3312348	Nebraska Lexicon
	Diagnostic percutaneous examination of placenta	3404223	Nebraska Lexicon
	Isotope static placentography	3367238	Nebraska Lexicon
	Manual evacuation of retained placenta	3368445	Nebraska Lexicon
	Manual removal of placenta from delivered uterus	3413142	Nebraska Lexicon
	Obstetric X-ray - placenta	3236075	Nebraska Lexicon
	Pelvimetry with placental localisation	3468250	Nebraska Lexicon
	Physiological delivery of placenta	3318224	Nebraska Lexicon
	Placenta isotope study	3218020	Nebraska Lexicon
	Placental biopsy	3272891	Nebraska Lexicon
	Placental delivery procedure	3332692	Nebraska Lexicon
	Placental localisation	3284849	Nebraska Lexicon
	Placentography	3233353	Nebraska Lexicon
	Placentography with radioisotope	3250571	Nebraska Lexicon
	Placentography-contrast	3224472	Nebraska Lexicon
Finding site of (SNOMED)	Abnormal chorionic villi	3276058	Nebraska Lexicon
	Abnormal immature chorionic villi	3318991	Nebraska Lexicon
	Abnormal mature chorionic villi	3368719	Nebraska Lexicon
	Abnormal placenta affecting management of mother	3349604	Nebraska Lexicon
	Abnormal placental secretion of chorionic gonadotrophin	3328557	Nebraska Lexicon
	Absence of placental secretion of chorionic gonadotrophin	3239758	Nebraska Lexicon
	Adherent placenta	3222121	Nebraska Lexicon
	Annular placenta	3316160	Nebraska Lexicon
	Antepartum Rh isoimmunization	3424575	Nebraska Lexicon
	Anti-D isoimmunization affecting pregnancy	3417035	Nebraska Lexicon
	Benign neoplasm of placenta	3181832	Nebraska Lexicon
	Bipartite placenta	3401498	Nebraska Lexicon
	Carcinoma in situ of placenta	3225963	Nebraska Lexicon
	Chorioallantoic placenta	3230042	Nebraska Lexicon
	Chorioangioma	3182076	Nebraska Lexicon
	Choriocarcinoma of placenta	3240853	Nebraska Lexicon
	Choriovitelline placenta	3356551	Nebraska Lexicon
	Circumvallate placenta	3419649	Nebraska Lexicon
	Complete placenta at delivery	3237988	Nebraska Lexicon
	Concealed accidental haemorrhage	3404588	Nebraska Lexicon
	Decreased placental secretion of chorionic gonadotrophin	3333440	Nebraska Lexicon
	Deficiency of placental barrier function	3372310	Nebraska Lexicon
	Deficiency of placental endocrine function	3359497	Nebraska Lexicon
	Deficiency of placental function	3406310	Nebraska Lexicon
	Disorder of chorion	3361825	Nebraska Lexicon
	Disorder of placenta and placental transfusion	3409278	Nebraska Lexicon
	Disorder of placental circulatory function	3344534	Nebraska Lexicon
	Ectopic placenta	3285026	Nebraska Lexicon
	Embolization of placenta	3175115	Nebraska Lexicon
	Feto-placental disorder affecting management of mother	3178686	Nebraska Lexicon
	Fetoplacental problems	3248482	Nebraska Lexicon
	Finding of odour of placenta	3349181	Nebraska Lexicon
	Finding of size of placenta	3218059	Nebraska Lexicon
	Finding related to placental secretion of chorionic gonadotrophin	3281266	Nebraska Lexicon
	Foetal-maternal haemorrhage - delivered	3178430	Nebraska Lexicon
	Foetal-maternal haemorrhage with antenatal problem	3217463	Nebraska Lexicon
	Fresh retroplacental clot	3328274	Nebraska Lexicon
	Haemorrhage co-occurrent and due to partial placenta praevia	3348888	Nebraska Lexicon
	Hydrops of allantois	3320133	Nebraska Lexicon
	Hydrops of placenta	3217962	Nebraska Lexicon
	Immature abnormal placenta	3291301	Nebraska Lexicon
	Incomplete placenta at delivery	3342835	Nebraska Lexicon
	Incomplete placenta praevia with intrapartum haemorrhage	3351438	Nebraska Lexicon
	Increased placental secretion of chorionic gonadotrophin	3348913	Nebraska Lexicon
	Intraplacental haematoma	3260497	Nebraska Lexicon
	Large placenta	3398805	Nebraska Lexicon
	Large placental chorangioma affecting fetus	3248702	Nebraska Lexicon
	Leakage of foetal blood into maternal circulation	3378201	Nebraska Lexicon
	Lesion of placenta	3252863	Nebraska Lexicon
	Low lying placenta	3389639	Nebraska Lexicon
	Marginal insertion of umbilical cord	3325057	Nebraska Lexicon
	Marginal placenta praevia with intrapartum haemorrhage	3414288	Nebraska Lexicon
	Marginal placental haemorrhage	3327008	Nebraska Lexicon
	Maternofoetal transfusion	3259502	Nebraska Lexicon
	Mature abnormal placenta	3358889	Nebraska Lexicon
	Metastatic malignant neoplasm to placenta	3317792	Nebraska Lexicon
	Mixed accidental haemorrhage	3365341	Nebraska Lexicon
	Morbidly adherent placenta	3308210	Nebraska Lexicon
	Necrosis of placenta	3420319	Nebraska Lexicon
	Neoplasm of placenta	3278696	Nebraska Lexicon
	Neoplasm of uncertain behaviour of placenta	3326017	Nebraska Lexicon
	Normal placental secretion of chorionic gonadotrophin	3308187	Nebraska Lexicon
	Observation of colour of placenta	3295154	Nebraska Lexicon
	Observation of completeness of placenta	3310662	Nebraska Lexicon
	Observation of consistency of placenta	3348428	Nebraska Lexicon
	Observation of form of placenta	3257078	Nebraska Lexicon
	Observation of measures of placenta	3409876	Nebraska Lexicon
	Observation of placental function	3295918	Nebraska Lexicon
	Placenta accreta	3386454	Nebraska Lexicon
	Placenta accreta without haemorrhage	3280606	Nebraska Lexicon
	Placenta adherent to previous caesarean scar	3288626	Nebraska Lexicon
	Placenta calcified	3414701	Nebraska Lexicon
	Placenta circummarginata	3284101	Nebraska Lexicon
	Placenta cirsoides	3308817	Nebraska Lexicon
	Placenta extrachorialis	3248221	Nebraska Lexicon
	Placenta fatty deposits	3301660	Nebraska Lexicon
	Placenta fenestrata	3273699	Nebraska Lexicon
	Placenta gritty	3282571	Nebraska Lexicon
	Placenta healthy	3352405	Nebraska Lexicon
	Placenta incomplete	3425411	Nebraska Lexicon
	Placenta increta	3259117	Nebraska Lexicon
	Placenta infarcted	3224723	Nebraska Lexicon
	Placenta membranacea	3217571	Nebraska Lexicon
	Placenta multipartita	3173689	Nebraska Lexicon
	Placenta normal O/E	3352586	Nebraska Lexicon
	Placenta normal size	3306812	Nebraska Lexicon
	Placenta oedematous	3301915	Nebraska Lexicon
	Placenta of multiple birth higher than twin	3328258	Nebraska Lexicon
	Placenta offensive odour	3260804	Nebraska Lexicon
	Placenta pale	3374983	Nebraska Lexicon
	Placenta percreta	3297016	Nebraska Lexicon
	Placenta praevia	3248400	Nebraska Lexicon
	Placenta praevia centralis	3412519	Nebraska Lexicon
	Placenta praevia found before labour AND delivery by caesarean section without haemorrhage	3339133	Nebraska Lexicon
	Placenta praevia found during pregnancy without haemorrhage	3188761	Nebraska Lexicon
	Placenta praevia marginalis	3229690	Nebraska Lexicon
	Placenta praevia partialis	3407899	Nebraska Lexicon
	Placenta praevia with haemorrhage	3359454	Nebraska Lexicon
	Placenta praevia with haemorrhage - delivered	3279833	Nebraska Lexicon
	Placenta praevia with haemorrhage - not delivered	3171747	Nebraska Lexicon
	Placenta praevia without haemorrhage - delivered	3348244	Nebraska Lexicon
	Placenta praevia without haemorrhage - not delivered	3375105	Nebraska Lexicon
	Placenta problem	3282472	Nebraska Lexicon
	Placenta reflexa	3417100	Nebraska Lexicon
	Placenta spuria	3250590	Nebraska Lexicon
	Placenta tripartita	3239667	Nebraska Lexicon
	Placenta unhealthy	3289413	Nebraska Lexicon
	Placental abnormality	3290520	Nebraska Lexicon
	Placental abnormality, antepartum	3418214	Nebraska Lexicon
	Placental abruption - delivered	3378944	Nebraska Lexicon
	Placental abruption - not delivered	3398471	Nebraska Lexicon
	Placental abruption due to afibrinogenaemia	3227449	Nebraska Lexicon
	Placental aromatase deficiency	3360039	Nebraska Lexicon
	Placental condition affecting management of mother	3172729	Nebraska Lexicon
	Placental details	3375499	Nebraska Lexicon
	Placental infarct affecting management of mother	3339738	Nebraska Lexicon
	Placental infarction	3383577	Nebraska Lexicon
	Placental infection	3356504	Nebraska Lexicon
	Placental insufficiency	3419158	Nebraska Lexicon
	Placental polyp	3348081	Nebraska Lexicon
	Placental polyp - delivered with postnatal complication	3257133	Nebraska Lexicon
	Placental polyp with postnatal complication	3421139	Nebraska Lexicon
	Placental steroidal sulphatase deficiency	3180672	Nebraska Lexicon
	Placental transfusion syndromes	3294414	Nebraska Lexicon
	Placental vessel observation	3366286	Nebraska Lexicon
	Placentitis	3267238	Nebraska Lexicon
	Postmature abnormal placenta	3254281	Nebraska Lexicon
	Premature abnormal placenta	3231146	Nebraska Lexicon
	Premature detachment of normally implanted placenta	3345909	Nebraska Lexicon
	Premature separation of placenta with coagulation defect	3356088	Nebraska Lexicon
	Primary malignant neoplasm of placenta	3334426	Nebraska Lexicon
	Ragged placenta	3359889	Nebraska Lexicon
	Retained placenta	3336286	Nebraska Lexicon
	Retained placenta and membranes	3315409	Nebraska Lexicon
	Retained placenta due to morbidly adherent placenta	3387858	Nebraska Lexicon
	Retained placenta or membranes with no haemorrhage	3416850	Nebraska Lexicon
	Retained placenta with no haemorrhage with postnatal problem	3256611	Nebraska Lexicon
	Retained portion of placenta or membranes with no haemorrhage	3395975	Nebraska Lexicon
	Retained portions of placenta	3398465	Nebraska Lexicon
	Retained portions of products of conception following delivery without haemorrhage	3172813	Nebraska Lexicon
	Retained products of conception, following delivery with haemorrhage	3403273	Nebraska Lexicon
	Retained products with no haemorrhage with postnatal problem	3322302	Nebraska Lexicon
	Retained total placenta without haemorrhage	3377133	Nebraska Lexicon
	Retroplacental clot	3239828	Nebraska Lexicon
	Rhesus isoimmunisation in pregnancy	3361243	Nebraska Lexicon
	Rhesus isoimmunization - delivered	3303038	Nebraska Lexicon
	Small placenta	3281470	Nebraska Lexicon
	Stale retroplacental clot	3263338	Nebraska Lexicon
	Succenturiate lobe of placenta	3236369	Nebraska Lexicon
	Tenney changes of placenta	3246686	Nebraska Lexicon
	Total placenta praevia with intrapartum haemorrhage	3216252	Nebraska Lexicon
	Trapped placenta	3396430	Nebraska Lexicon
	Tubal-cornual placenta	3421292	Nebraska Lexicon
	Twin dichorionic diamniotic placenta	3187306	Nebraska Lexicon
	Twin monochorionic diamniotic placenta	3216960	Nebraska Lexicon
	Twin monochorionic monoamniotic placenta	3392033	Nebraska Lexicon
	Uteroplacental apoplexy	3371254	Nebraska Lexicon
	Variation of placenta form	3277318	Nebraska Lexicon
	Variation of placental position	3323189	Nebraska Lexicon
	Velamentous insertion of umbilical cord	3398656	Nebraska Lexicon
Is a	Extra-embryonic structure	3508459	Nebraska Lexicon
	Secundines structure	3511925	Nebraska Lexicon
Non-standard to Standard map (OMOP)	Placental structure	4299940	SNOMED
Procedure site of (SNOMED)	Operation on placenta	3258501	Nebraska Lexicon
Specimen source topography of (SNOMED)	Formalin-fixed placenta tissue specimen	3515577	Nebraska Lexicon
	Placenta biopsy sample	3516602	Nebraska Lexicon
	Placenta cytologic material	3516846	Nebraska Lexicon
	Specimen from placenta	3516076	Nebraska Lexicon
	Swab from placenta	3516606	Nebraska Lexicon
	Tissue specimen from placenta	3516488	Nebraska Lexicon
Subsumes	Entire placenta	3506230	Nebraska Lexicon
	Placenta part	3511497	Nebraska Lexicon
	Placental vessel	3491505	Nebraska Lexicon
	Structure of chorion frondosum	3503554	Nebraska Lexicon
	Structure of cytotrophoblast	3483635	Nebraska Lexicon
	Structure of intervillous space	3499553	Nebraska Lexicon
	Structure of placenta AND/OR membrane	3490746	Nebraska Lexicon
	Structure of placental attachment of umbilical cord	3513185	Nebraska Lexicon
	Structure of placental foetal surface	3514415	Nebraska Lexicon
	Structure of placental maternal surface	3499714	Nebraska Lexicon
	Structure of placental site	3502107	Nebraska Lexicon
	Structure of placental spaces	3511169	Nebraska Lexicon
	Structure of syncytial trophoblast	3490065	Nebraska Lexicon
	Umbilical mucous connective tissue	3488102	Nebraska Lexicon

License Agreement

In order to use the SNOMED International SNOMED CT Browser and HemOnc, please accept the following license agreement:

SNOMED INTERNATIONAL SNOMED CT LICENSE AGREEMENT

SNOMED International SNOMED CT Browser includes SNOMED Clinical Terms® (SNOMED CT®) which is used by permission of the SNOMED International. All rights reserved. SNOMED CT® was originally created by the College of American Pathologists.
“SNOMED”, “SNOMED CT” and “SNOMED Clinical Terms” are registered trademarks of the SNOMED International (www.snomed.org)

Use of SNOMED CT in SNOMED International SNOMED CT Browser is governed by the conditions of the following SNOMED CT license issued by SNOMED International:

The meaning of the terms “Affiliate”, or “Data Analysis System”, “Data Creation System”, “Derivative”, “End User”, “Extension”, “Member”, “Non-Member Territory”, “SNOMED CT” and “SNOMED CT Content” are as defined in the SNOMED International Affiliate License Agreement (see on the SNOMED International web site).
Information about Affiliate Licensing is available athttp://www.snomed.org/snomed-ct/get-snomed-ct. Individuals or organizations wishing to register as SNOMED International Affiliates can register at mlds.ihtsdotools.org, subject to acceptance of the Affiliate License Agreement (see on the SNOMED International web site).
The current list of SNOMED International Member Territories can be viewed at www.snomed.org/members. Countries not included in that list are "Non-Member Territories".
End Users, that do not hold an SNOMED International Affiliate License, may access SNOMED CT® using SNOMED International SNOMED CT Browser subject to acceptance of and adherence to the following sub-license limitations:
1. The sub-licensee is only permitted to access SNOMED CT® using this software (or service) for the purpose of exploring and evaluating the terminology.
2. The sub-licensee is not permitted the use of this software as part of a system that constitutes a SNOMED CT "Data Creation System" or "Data Analysis System", as defined in the SNOMED International Affiliate License. This means that the sub-licensee must not use SNOMED International SNOMED CT Browser to add or copy SNOMED CT identifiers into any type of record system, database or document.
3. The sub-licensee is not permitted to translate or modify SNOMED CT Content or Derivatives.
4. The sub-licensee is not permitted to distribute or share SNOMED CT Content or Derivatives.
SNOMED International Affiliates may use SNOMED International SNOMED CT Browser as part of a "Data Creation System" or "Data Analysis System" subject to the following conditions:
1. The SNOMED International Affiliate, using SNOMED International SNOMED CT Browsermust accept full responsibility for any reporting and fees due for use or deployment of such a system in a Non-Member Territory.
2. The SNOMED International Affiliate must not useSNOMED International SNOMED CT Browser to access or interact with SNOMED CT in any way that is not permitted by the Affiliate License Agreement.
3. In the event of termination of the Affiliate License Agreement, the use ofSNOMED International SNOMED CT Browser will be subject to the End User limitations noted in 4.

HemOnc license agreement

The HemOnc Vocabulary is a derivative product of HemOnc.org, which is wholly owned and operated by HemOnc.org LLC. Use of the HemOnc Vocabulary is governed by the conditions of this License Agreement issued by HemOnc.org LLC:

The meaning of the terms “Data Analysis System”, “Data Creation System”, and “License” is defined below.
If you are already holding a HemOnc ontology License, you are subject to the terms and conditions of the License for the version of the HemOnc Vocabulary which was provided to you. If you wish to obtain this version of the HemOnc Vocabulary, you are subject to the following limitations.
If you currently do not hold a HemOnc ontology License, you may access the HemOnc Vocabulary subject to acceptance of and adherence to the following limitations:
1. You are permitted to access HemOnc using this software for the purpose of exploring and evaluating the terminology.
2. You are permitted to use HemOnc as part of a system that constitutes a Data Analysis System, as defined below.
3. You are not permitted the use of HemOnc as part of a system that constitutes a Data Creation System, as defined below. This means that you must not use HemOnc identifiers in any type of system intended for direct or indirect patient care.
4. If you share the Licensed Material with a third party, attribution of the HemOnc vocabulary must be given to HemOnc.org LLC, with a URI or hyperlink to HemOnc.org provided if reasonably possible. Use of HemOnc by a third party would be limited to a Data Analysis System and a copy of this License Agreement must be supplied to the third party.
5. You may not use HemOnc as a substitute for formal medical training, substitute it for independent clinical judgment, and construe it as offering medical advice.

If you wish to utilize the vocabulary for purposes other than specified here, contact us by emailing licensing@hemonc.org.

You agree to indemnify and hold HemOnc.org LLC and all parties who have contributed to HemOnc.org and this derivative product harmless from and against all claims, liability, losses, damages, costs, and expenses, including--but not limited to--legal fees

Definitions

Data Analysis System: a computer system that is used to analyze records or other data, but not if that system is also a Data Creation System

Data Creation System: a computer system that is used to create records or other data that is encoded using HemOnc, for the purposes of facilitating patient care

License: the separate CC BY-NC-SA 4.0 license to the full HemOnc ontology

Details

Term connections

Athena – OHDSI Vocabularies Repository

License Agreement

SNOMED INTERNATIONAL SNOMED CT LICENSE AGREEMENT

HemOnc license agreement