UMLS Hierarchy Tracer (Ancestors & Descendants)

Enter a Concept ID (CUI) to view its parent and child hierarchies. Select a preferred language for display names; **English will be used as a fallback**.

Displaying names in **English (ENG)** (with English fallback).

Target Concept: Heme (C0018966)

Path Limit Reached (500 paths):

Hierarchy traversal was stopped for the capped direction(s). **All first-level children/parents are now guaranteed to be included,** but paths beyond Level 1 may be incomplete. (Ancestor Raw Count: **502** | Descendant Raw Count: **4**)

Ancestor Paths (Parents/Root)

Ancestor Path 1 (Root Source: LIMIT)

  1. ... MAX DEPTH REACHED ... CUI: LIMIT / Source: LIMIT
  2. MeSH Descriptors CUI: C1256739 / Source: MSH
  3. Topical Descriptor CUI: C1256741 / Source: MSH
  4. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  5. Heterocyclic Compounds CUI: C0019398 / Source: MSH
  6. Heterocyclic Compounds, 1-Ring CUI: C0019399 / Source: MSH
  7. Azoles CUI: C0004504 / Source: MSH
  8. Pyrroles CUI: C0034325 / Source: MSH
  9. Tetrapyrroles CUI: C0076335 / Source: MSH
  10. Porphyrins CUI: C0032712 / Source: MSH
  11. Metalloporphyrins CUI: C0025541 / Source: MSH
  12. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 2 (Root Source: LIMIT)

  1. ... MAX DEPTH REACHED ... CUI: LIMIT / Source: LIMIT
  2. CUI: - / Source: MSH
  3. MeSH Descriptors CUI: C1256739 / Source: MSH
  4. Topical Descriptor CUI: C1256741 / Source: MSH
  5. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  6. Heterocyclic Compounds CUI: C0019398 / Source: MSH
  7. Heterocyclic Compounds, Fused-Ring CUI: C4277694 / Source: MSH
  8. Heterocyclic Compounds, 4 or More Rings CUI: C0019402 / Source: MSH
  9. Tetrapyrroles CUI: C0076335 / Source: MSH
  10. Porphyrins CUI: C0032712 / Source: MSH
  11. Metalloporphyrins CUI: C0025541 / Source: MSH
  12. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 3 (Root Source: LIMIT)

  1. ... MAX DEPTH REACHED ... CUI: LIMIT / Source: LIMIT
  2. CUI: - / Source: MSH
  3. CUI: - / Source: MSH
  4. MeSH Descriptors CUI: C1256739 / Source: MSH
  5. Topical Descriptor CUI: C1256741 / Source: MSH
  6. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  7. Polycyclic Compounds CUI: C0032456 / Source: MSH
  8. Macrocyclic Compounds CUI: C1449665 / Source: MSH
  9. Tetrapyrroles CUI: C0076335 / Source: MSH
  10. Porphyrins CUI: C0032712 / Source: MSH
  11. Metalloporphyrins CUI: C0025541 / Source: MSH
  12. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 4 (Root Source: MSH)

  1. CUI: - / Source: MSH
  2. CUI: - / Source: MSH
  3. MeSH Descriptors CUI: C1256739 / Source: MSH
  4. Topical Descriptor CUI: C1256741 / Source: MSH
  5. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  6. Biological Factors CUI: C0005515 / Source: MSH
  7. Pigments, Biological CUI: C1571592 / Source: MSH
  8. Porphyrins CUI: C0032712 / Source: MSH
  9. Metalloporphyrins CUI: C0025541 / Source: MSH
  10. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 5 (Root Source: MSH)

  1. CUI: - / Source: MSH
  2. CUI: - / Source: MSH
  3. MeSH Descriptors CUI: C1256739 / Source: MSH
  4. Topical Descriptor CUI: C1256741 / Source: MSH
  5. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  6. Inorganic Chemicals CUI: C0021521 / Source: MSH
  7. Coordination Complexes CUI: C0596913 / Source: MSH
  8. Metalloporphyrins CUI: C0025541 / Source: MSH
  9. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 6 (Root Source: MSH)

  1. CUI: - / Source: MSH
  2. CUI: - / Source: MSH
  3. MeSH Descriptors CUI: C1256739 / Source: MSH
  4. Topical Descriptor CUI: C1256741 / Source: MSH
  5. Chemicals and Drugs (MeSH Category) CUI: C0007995 / Source: MSH
  6. Organic Chemicals CUI: C0029224 / Source: MSH
  7. Coordination Complexes CUI: C0596913 / Source: MSH
  8. Metalloporphyrins CUI: C0025541 / Source: MSH
  9. Heme (START) CUI: C0018966 / Source: MSH

Ancestor Path 7 (Root Source: MSH)

  1. Metalloporphyrins CUI: C0025541 / Source: MSH
  2. Heme (START) CUI: C0018966 / Source: MSH

Descendant Paths (Children/Leaves)

Descendant Path 1 (Top Source: MSH)

  1. Heme (START) CUI: C0018966 / Source: MSH
  2. Hemin CUI: C0018988 / Source: MSH

Unique Ancestor Paths Found: 7 | Unique Descendant Paths Found: 1 | Max Depth: 10 levels.