| Metadata | |
|---|---|
| ID | DOID:0070555 | 
| Name | Nagashima-type palmoplantar keratosis | 
| Definition | A nonepidermolytic palmoplantar keratoderma characterized by mild, well-demarcated, diffuse erythematous hyperkeratosis that is nonprogressive after the second decade of life which extends onto the dorsal surfaces of the palms and feet and the Achilles tendon area, with a high frequency of hyperhidrosis on the palms and soles and without flexion contractures or constricting bands that has_material_basis_in homozygous or compound heterozygous mutation in the SERPINB7 gene on chromosome 18q21.33.  https://pubmed.ncbi.nlm.nih.gov/24773080/, https://pubmed.ncbi.nlm.nih.gov/35178744/, https://pubmed.ncbi.nlm.nih.gov/24207119/  | 
			    
                        
| Xrefs | |
| SKOS | 
                                
                                    
                                        
                                            
					                            
                                                 exactMatch ORDO:140966 exactMatch UMLS_CUI:C3810072 exactMatch MIM:615598  | 
                        
| Subsets | 
                                
                                    
                                        
                                            
                                             DO_rare_slim  | 
                        
| Synonyms | 
                                
                                    
                                         NPPK [EXACT] palmoplantar keratoderma nagashima type [EXACT] PPKN [EXACT]  | 
                        
| Parent Relationships | |
| Subclass Logical Relationships | 
                            
	                             has material basis in some autosomal recessive inheritance  |