[Severe constipation indicative of pseudohypoparathyroidism and resolved after normalization of the blood calcium]

Hypocalcemia does not appear among the endocrine and metabolic causes of constipation. The work-up of a severe constipation has disclosed a pseudo-hypoparathyroidism according to the clinical picture described by Albright, associating signs of hypo-parathyroidism, a characteristic dysmorphic syndrome, mental deficiency and normal PTH dosages. The resolve of the constipation along with the return to a normal calcemia suggests that hypocalcemia should be added to the long list of endocrine and metabolic causes of constipation.