abnormal kidney cortex morphology kidney cortex hypoplasia csmith renal cortical hypoplasia MPheno.ontology renal cortex hypoplasia 2011-10-17T04:11:24Z kidney cortical hypoplasia hypoplastic kidney cortex MP:0011360 hypoplastic renal cortex underdevelopment or reduced size, usually due to a reduced number of cells, of the outer portion of the kidney, which contains the renal corpuscles, the renal tubules (except for parts of the loop of Henle which descend into the renal medulla), blood vessels and cortical collecting ducts