ABSTRACT
We report 5 cases of cutaneous calcinoses at the dermatology department in CHU Ibn Rochd university hospital of Casablanca the clinical picture is suggestive of the diagnosis The clinical picture is evokator in front of the appearance of subcutaneous nodules that become fistulization resulting in a chalking substance. The phosphocablcic complete examination is normal, the radiographies show nodular calcifications and the cutaneous biopsy confirms the diagnosis. An associate pathology is noticed in three cases, with respectively: sclerodermitis, dermatomyositis and Kahler's disease. The treatment depends on the associated affection. The cutaneous calcinoses are defined as a group of manifestations resulting of abnormal presence of phosphate of calcium in skin in the shape of hydroxyapatitis cristaline. There are various very dissimilar affections with pathologic calcifications that we can classify according to their mechanism of action