has material basis in germline mutation in CFP inborn error of immunity hereditary disease properdin deficiency, X-linked https://github.com/monarch-initiative/mondo/issues/4521 https://www.malacards.org/card/properdin_deficiency_x_linked Orphanet:2966 properdin deficiency, X-linked OMIM:312060 A rare, hereditary, primary immunodeficiency due to a complement cascade protein anomaly characterized by significantly increased susceptibility to Neisseria species infections. It only affects males, typically presenting with severe or fulminant meningococcal disease. properdin deficiency, X-linked, X-linked recessive ICD9:279.8 GARD:0004513 CFPD MONDO:0010713 DOID:0111768 PFD MESH:C537241 MEDGEN:333322 SCTID:81166004 NANDO:2200789 UMLS:C1839454