Human Phenotype Ontology 
Grandparent Node:
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Immunodeficiency (HP:0002721)help
Parent Node:
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Combined immunodeficiency (HP:0005387)help
..Starting node
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Severe combined immunodeficiency (HP:0004430)help
Term ID: 4430
Name: Severe combined immunodeficiency
Synonym: Immunodeficiency, severe combined
Definition: A type of primary immune deficiency that is characterized by a more severe defect in both the T- and B-lymphocyte systems.
Comments:
Reference: HP:0004430
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
InputHPO IDHPO termDistanceGeneGene id entrezHGNC IDDiseaseIdDiseaseNameFrequencyOnsetHGMD variantsClinVar variants
 
HPO disease - gene - phenotype typical associations:
 
HPO disease - gene - phenotype less frequent non-typical associations:
HP:0004430HP:0004430Severe combined immunodeficiency0ADA CL E G H100186ORPHA:39041Omenn syndromeHP:0040281 - Very frequent75
HP:0004430HP:0004430Severe combined immunodeficiency0ADA CL E G H100186OMIM:102700Severe combined immunodeficiency, autosomal recessive, T cell-negative, B cell-negative, NK cell-negative, due to adenosine deaminase deficiency.75
HP:0004430HP:0004430Severe combined immunodeficiency0AK2 CL E G H204362ORPHA:33355Reticular dysgenesisHP:0040281 - Very frequent19
HP:0004430HP:0004430Severe combined immunodeficiency0BCL11B CL E G H6491913222OMIM:617237Immunodeficiency 49.3
HP:0004430HP:0004430Severe combined immunodeficiency0CHD7 CL E G H5563620626ORPHA:39041Omenn syndromeHP:0040281 - Very frequent515
HP:0004430HP:0004430Severe combined immunodeficiency0DCLRE1C CL E G H6442117642ORPHA:39041Omenn syndromeHP:0040281 - Very frequent94
HP:0004430HP:0004430Severe combined immunodeficiency0DCLRE1C CL E G H6442117642OMIM:602450Severe combined immunodeficiency with sensitivity to ionizing radiation.94
HP:0004430HP:0004430Severe combined immunodeficiency0EXTL3 CL E G H21373518OMIM:617425Immunoskeletal dysplasia with neurodevelopmental abnormalities3
HP:0004430HP:0004430Severe combined immunodeficiency0EXTL3 CL E G H21373518ORPHA:508533Skeletal dysplasia-T-cell immunodeficiency-developmental delay syndromeHP:0040283 - Occasional3
HP:0004430HP:0004430Severe combined immunodeficiency0IL2RG CL E G H35616010ORPHA:39041Omenn syndromeHP:0040281 - Very frequent48
HP:0004430HP:0004430Severe combined immunodeficiency0IL2RG CL E G H35616010OMIM:300400Severe combined immunodeficiency, X-linked48
HP:0004430HP:0004430Severe combined immunodeficiency0IL7R CL E G H35756024ORPHA:39041Omenn syndromeHP:0040281 - Very frequent94
HP:0004430HP:0004430Severe combined immunodeficiency0IL7R CL E G H35756024OMIM:608971Severe combined immunodeficiency, autosomal recessive, T cell-negative, B cell-positive, NK cell-positive.94
HP:0004430HP:0004430Severe combined immunodeficiency0JAK3 CL E G H37186193OMIM:600802Scid, autosomal recessive, T-Negative/b-Positive type140
HP:0004430HP:0004430Severe combined immunodeficiency0LIG4 CL E G H39816601ORPHA:99812LIG4 syndromeHP:0040282 - Frequent88
HP:0004430HP:0004430Severe combined immunodeficiency0LIG4 CL E G H39816601ORPHA:39041Omenn syndromeHP:0040281 - Very frequent88
HP:0004430HP:0004430Severe combined immunodeficiency0MTHFD1 CL E G H45227432OMIM:617780Combined immunodeficiency and megaloblastic anemia with or without hyperhomocysteinemia.5
HP:0004430HP:0004430Severe combined immunodeficiency0PGM3 CL E G H52388907ORPHA:443811PGM3-CDGHP:0040283 - Occasional15
HP:0004430HP:0004430Severe combined immunodeficiency0PI4KA CL E G H52978983ORPHA:436252Combined immunodeficiency-enteropathy spectrumHP:0040281 - Very frequent11
HP:0004430HP:0004430Severe combined immunodeficiency0PNP CL E G H48607892ORPHA:760Purine nucleoside phosphorylase deficiencyHP:0040282 - Frequent52
HP:0004430HP:0004430Severe combined immunodeficiency0PRKDC CL E G H55919413OMIM:615966Immunodeficiency 26 with or without neurologic abnormalities.42
HP:0004430HP:0004430Severe combined immunodeficiency0RAG1 CL E G H58969831ORPHA:231154Combined immunodeficiency due to partial RAG1 deficiencyHP:0040281 - Very frequent127
HP:0004430HP:0004430Severe combined immunodeficiency0RAG1 CL E G H58969831ORPHA:39041Omenn syndromeHP:0040281 - Very frequent127
HP:0004430HP:0004430Severe combined immunodeficiency0RAG1 CL E G H58969831OMIM:601457Severe combined immunodeficiency, autosomal recessive, T cell-negative, B cell-negative, NK cell-positive.127
HP:0004430HP:0004430Severe combined immunodeficiency0RAG2 CL E G H58979832ORPHA:39041Omenn syndromeHP:0040281 - Very frequent50
HP:0004430HP:0004430Severe combined immunodeficiency0RAG2 CL E G H58979832OMIM:601457Severe combined immunodeficiency, autosomal recessive, T cell-negative, B cell-negative, NK cell-positive.50
HP:0004430HP:0004430Severe combined immunodeficiency0RMRP CL E G H602310031ORPHA:39041Omenn syndromeHP:0040281 - Very frequent37
HP:0004430HP:0004430Severe combined immunodeficiency0TTC7A CL E G H5721719750ORPHA:436252Combined immunodeficiency-enteropathy spectrumHP:0040281 - Very frequent26
HP:0004430HP:0004430Severe combined immunodeficiency0TTC7A CL E G H5721719750OMIM:243150Gastrointestinal defects and immunodeficiency syndromeHP:0040283 - Occasional26
HP:0004430HP:0004430Severe combined immunodeficiency0XRCC4 CL E G H751812831ORPHA:99812LIG4 syndromeHP:0040282 - Frequent9


Genes (20) :ADA AK2 BCL11B CHD7 DCLRE1C EXTL3 IL2RG IL7R JAK3 LIG4 MTHFD1 PGM3 PI4KA PNP PRKDC RAG1 RAG2 RMRP TTC7A XRCC4

Diseases (19) :ORPHA:39041 OMIM:102700 ORPHA:33355 OMIM:617237 OMIM:602450 OMIM:617425 ORPHA:508533 OMIM:300400 OMIM:608971 OMIM:600802 ORPHA:99812 OMIM:617780 ORPHA:443811 ORPHA:436252 ORPHA:760 OMIM:615966 ORPHA:231154 OMIM:601457 OMIM:243150
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is December 15 2022 release.