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: 1 Methyl 3 isobutylxanthine (C0000096)

Ancestor Paths (Parents/Root)

Ancestor Path 1 (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. Heterocyclic Compounds CUI: C0019398 / Source: MSH
  7. Alkaloids CUI: C0002062 / Source: MSH
  8. Xanthines CUI: C0043318 / Source: MSH
  9. Theophylline CUI: C0039771 / Source: MSH
  10. 1 Methyl 3 isobutylxanthine (START) CUI: C0000096 / Source: MSH

Ancestor Path 2 (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, Fused-Ring CUI: C4277694 / Source: MSH
  7. Heterocyclic Compounds, 2-Ring CUI: C0019400 / Source: MSH
  8. Purines CUI: C0034140 / Source: MSH
  9. Purinones CUI: C0034142 / Source: MSH
  10. Xanthines CUI: C0043318 / Source: MSH
  11. Theophylline CUI: C0039771 / Source: MSH
  12. 1 Methyl 3 isobutylxanthine (START) CUI: C0000096 / Source: MSH

Descendant Paths (Children/Leaves)

This concept appears to be a Leaf node in the available hierarchies (showing only the starting concept).

Descendant Path 1 (Top Source: MSH)

  1. 1 Methyl 3 isobutylxanthine (START) CUI: C0000096 / Source: MSH

Unique Ancestor Paths Found: 2 | Unique Descendant Paths Found: 1 | Max Depth: 10 levels.