Labels:text | screenshot | black and white | black | font | document OCR: puberty Children who are destined to go throu w years spontaneously only a few months or a f e of after the upper limits of the normal ran rteen years puberty of thirteen years for girls and fo escence for boys have constitutional delay in ad een short (Fig. 13.18). They characteristically have o standard throughout their childhood (probably tv ight and deviations below the mean values for h ed more for age) and have a bone age that is dela logical age, than two standard deviations for chron one age. but they have a normal growth rate for one of the Their medical history often reveals that elayed parents had late puberty, manifested by it of menarche for mothers or by delayed ons shaving or of the growth spurt for fathe