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: Vitamin B12 (C0042845)

Ancestor Paths (Parents/Root)

Ancestor Path 1 (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, 1-Ring CUI: C0019399 / Source: MSH
  8. Azoles CUI: C0004504 / Source: MSH
  9. Pyrroles CUI: C0034325 / Source: MSH
  10. Tetrapyrroles CUI: C0076335 / Source: MSH
  11. Corrinoids CUI: C1256766 / Source: MSH
  12. Vitamin B12 (START) CUI: C0042845 / Source: MSH

Ancestor Path 2 (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. Heterocyclic Compounds CUI: C0019398 / Source: MSH
  8. Heterocyclic Compounds, Fused-Ring CUI: C4277694 / Source: MSH
  9. Heterocyclic Compounds, 4 or More Rings CUI: C0019402 / Source: MSH
  10. Tetrapyrroles CUI: C0076335 / Source: MSH
  11. Corrinoids CUI: C1256766 / Source: MSH
  12. Vitamin B12 (START) CUI: C0042845 / Source: MSH

Ancestor Path 3 (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. Polycyclic Compounds CUI: C0032456 / Source: MSH
  7. Macrocyclic Compounds CUI: C1449665 / Source: MSH
  8. Tetrapyrroles CUI: C0076335 / Source: MSH
  9. Corrinoids CUI: C1256766 / Source: MSH
  10. Vitamin B12 (START) CUI: C0042845 / Source: MSH

Descendant Paths (Children/Leaves)

Descendant Path 1 (Top Source: MSH)

  1. Vitamin B12 (START) CUI: C0042845 / Source: MSH
  2. Cobamides CUI: C0009156 / Source: MSH

Descendant Path 2 (Top Source: MSH)

  1. Vitamin B12 (START) CUI: C0042845 / Source: MSH
  2. Hydroxocobalamin CUI: C0020316 / Source: MSH

Unique Ancestor Paths Found: 3 | Unique Descendant Paths Found: 2 | Max Depth: 10 levels.