Try connecting a working phone directly to the telephone wall jack and check for a dial tone â. if you do not hear a dial tone, please contact your telephone company to check the line. Make sure you connect the HP Officejet/Officejet Pro device to an analog phone line, or you. cannot send or receive faxes.
Vitiligo is an autoimmune condition that causes depigmentation of sections of skin. It occurs when melanocytes, the cells responsible for skin pigmentation, are damaged or destroyed by the autoimmune attack.Vitiligo tends to appear in symmetric patches sometimes covering large areas of the body.t occurs when melanocytes, the cells responsible for skin pigmentation, are damaged or destroyed by the autoimmune attack. Vitiligo tends to appear in symmetric patches sometimes covering large areas of the body.
Neurofibromatosis type 1. Neurofibromatosis type 1 (NF1), also known as peripheral neurofibromatosis or von Recklinghausen disease, is an autosomal dominant genetic condition caused by a mutation in or a deletion of the NF1 gene. Only one copy of a mutated or deleted NF1 gene is required to affect an individual.eurofibromatosis type 2 (NF2), also called bilateral acoustic neurofibromatosis or central neurofibromatosis, is an autosomal dominant genetic syndrome caused by a mutation in, or a deletion of, the NF2 gene.