Fig. 1

a Brachydactyly in bilateral 1st, 3rd, 4th and 5th fingers of the patient as one of the notable signs of AHO. b Hands X-ray of the patient showing brachydactyly in bilateral 1st, 3rd, 4th and 5th fingers. c Pituitary MRI revealed heterotopic calcification in basal ganglia and cerebellum as pointed by arrows. d A novel frameshift mutation in GNAS gene of the patient