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Mammalian Phenotype Browser
Term Detail
MP term:pharyngeal arch hypoplasia
Synonym: branchial arch hypoplasia
Synonym: decreased branchial arch cellularity
Synonym: hypoplastic branchial arches
MP id: MP:0003873
Definition: underdevelopment or reduced size of the transient structures of the embryo that develop into regions of the head, neck and ears, usually due to reduced cell number
Number of paths to term: 2

is-adenotes an 'is-a' relationship
part-ofdenotes a 'part-of' relationship


mammalian phenotype
        is-acraniofacial phenotype
                is-aabnormal craniofacial morphology
                        is-aabnormal craniofacial development
                                is-aabnormal pharyngeal arch morphology
                                        is-asmall pharyngeal arch
                                                is-afourth pharyngeal arch hypoplasia
                                                is-apharyngeal arch hypoplasia [MP:0003873] (17 genotypes, 17 annotations)
                                                        is-afirst pharyngeal arch hypoplasia
                                                        is-asecond pharyngeal arch hypoplasia
                                                is-asixth pharyngeal arch hypoplasia
                                                is-asmall first pharyngeal arch +
                                                is-asmall second pharyngeal arch +
                                                is-athird pharyngeal arch hypoplasia


mammalian phenotype
        is-aembryogenesis phenotype
                is-aabnormal embryogenesis/ development
                        is-aabnormal embryonic tissue morphology
                                is-aabnormal pharyngeal arch morphology
                                        is-asmall pharyngeal arch
                                                is-afourth pharyngeal arch hypoplasia
                                                is-apharyngeal arch hypoplasia [MP:0003873] (17 genotypes, 17 annotations)
                                                        is-afirst pharyngeal arch hypoplasia
                                                        is-asecond pharyngeal arch hypoplasia
                                                is-asixth pharyngeal arch hypoplasia
                                                is-asmall first pharyngeal arch +
                                                is-asmall second pharyngeal arch +
                                                is-athird pharyngeal arch hypoplasia

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last database update
09/16/2014
MGI 5.19
The Jackson Laboratory