Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Abnormal vocalization
Very frequent (80-99%)HP:0002167
Azoospermia
Very frequent (80-99%)HP:0000027
Decreased testicular size
Very frequent (80-99%)HP:0008734
Dull intelligence
Very frequent (80-99%)HP:0001249
Infertility
Very frequent (80-99%)HP:0000789
Primary hypogonadism
Very frequent (80-99%)HP:0000815
Psychomotor development deficiency
Very frequent (80-99%)HP:0001263
Abnormality of the shoulder
Frequent (30-79%)HP:0003043
Accelerated linear growth
Frequent (30-79%)HP:0000098
Blepharophimosis
Frequent (30-79%)HP:0000581
Childhood attention deficit/hyperactivity disorder
Frequent (30-79%)HP:0007018
Chronic middle ear infection
Frequent (30-79%)HP:0000389
Constipation
Frequent (30-79%)HP:0002019
Curvature of little finger
Frequent (30-79%)HP:0004209
Delayed eruption of teeth
Frequent (30-79%)HP:0000684
Depressive episode
Frequent (30-79%)HP:0000716
Dropped arches
Frequent (30-79%)HP:0001763
Dystrophic tooth enamel
Frequent (30-79%)HP:0000682
Elbow dislocation
Frequent (30-79%)HP:0003042
Excessive, persistent worry and fear
Frequent (30-79%)HP:0000739
Feeding difficulties in infancy
Frequent (30-79%)HP:0008872
Fused forearm bones
Frequent (30-79%)HP:0002974
Gynaecomastia
Frequent (30-79%)HP:0000771
Increased distance between eyes
Frequent (30-79%)HP:0000316
Increased height of lower lip vermilion
Frequent (30-79%)HP:0000179
Large elongated pulp chamber
Frequent (30-79%)HP:0000679
Ligamentous laxity
Frequent (30-79%)HP:0001382
Mongoloid slant
Frequent (30-79%)HP:0000582
Obesity
Frequent (30-79%)HP:0001513
Open bite
Frequent (30-79%)HP:0010807
Related Conditions
Quick Facts
- SNOMED CT
- 403760006
- UMLS CUI
- C2936741
- Fully Specified Name
- XXYY syndrome (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 30
Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.
Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.