SEOUL, Sept 28 (Reuters) - North Korean leader Kim Jong-il’s son, Jong-un, has been given the rank of general, the country’s official media said on Tuesday in the first mention of the young son who is considered heir to the dynastic state.

Leader Kim, who had been thought to be in deteriorating health, has also named his hister, Kyong-hui, general in appointments, KCNA news agency said. (Reporting by Jack Kim; Editing by Jeremy Laurence)