brachydactyly type A7
Findings
No curated finding names brachydactyly type A7 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Brachydactyly type A7 (Smorgasbord type) is a form of brachydactyly that presents with the characteristic features of brachydactyly type A2 (shortening of the middle phalanges of the index finger and, sometimes, of the little finger) and type D (shortening of the distal phalanx of the thumb) plus various additional features.
Definition from the Mondo Disease Ontology (MONDO:0019679), read 2026-09-29. CC BY 4.0.
Features
17 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- 2-3 toe syndactylyHPOHP:0004691
- Frequent (30% to 79% of cases)
- Aplasia/Hypoplasia of the middle phalanges of the handHPOHP:0009843
- Frequent (30% to 79% of cases)
- Hallux valgusHPOHP:0001822
- Frequent (30% to 79% of cases)
- Sandal gapHPOHP:0001852
- Frequent (30% to 79% of cases)
- Short halluxHPOHP:0010109
- Frequent (30% to 79% of cases)
- Absent middle phalanx of 2nd fingerHPOHP:0009576
- Occasional (5% to 29% of cases)
- Broad distal phalanx of the thumbHPOHP:0009642
- Occasional (5% to 29% of cases)
- Broad phalanges of the 2nd toeHPOHP:0010348
- Occasional (5% to 29% of cases)
- Broad thumbHPOHP:0011304
- Occasional (5% to 29% of cases)
- Clinodactyly of the 5th fingerHPOHP:0004209
- Occasional (5% to 29% of cases)
- Finger symphalangismHPOHP:0009700
- Occasional (5% to 29% of cases)
- Medially deviated second toeHPOHP:0008096
- Occasional (5% to 29% of cases)
Show the remaining 5
- Radial deviation of the 2nd fingerHPOHP:0009467
- Occasional (5% to 29% of cases)
- Short 2nd fingerHPOHP:0009536
- Occasional (5% to 29% of cases)
- Short middle phalanx of the 5th toeHPOHP:0100394
- Occasional (5% to 29% of cases)
- Triangular epiphysis of the middle phalanx of the 2nd fingerHPOHP:0009523
- Occasional (5% to 29% of cases)
- Ulnar deviation of the 2nd fingerHPOHP:0009464
- Occasional (5% to 29% of cases)
Where it sits
- A kind of
Other names
1 name
Resolves to: brachydactyly type A7
- Also called
- brachydactyly, Smorgasbord type