Leukocyte adhesion deficiency is a rare primary immunodeficiency and autosomal recessive disorder caused by a mutation in the gene encoding CD18. which is a constituent of leukocyte integrins. Clinical features usually begin with a delay in the separation of the umbilical cord in the neonatal period. and are characterized by marked leukocytosis with infection. https://parisnaturalfoodes.shop/product-category/pro-vision/