<prompt> McCune Albright syndrome is characterised by all exceptCafe au lait skin spotsPolyostotic fibrous dysplasiaDelayed pubertyMutated α - subunit of G-protein  <response>: McCune Albright syndrome causes precocious puberty.Mc-cune Albright syndrome :GS alpha mutationPrecocious pubertyCafe u lait spotsShort 4th metacarpalKukcle knuckle dimple knuckle sign 