other college). Admission into the residency training programme of a training institution could be into the Junior Residency Training Programme or the Senior Residency Training Programme. Junior Residency Trainees are also called Registrar cadre: The junior residency training is a period is usually for the duration of at least 48 months which starts at Registrar I level. Promotion occurs yearly. Progression from this level to senior residency training is based on fulfilling the chosen speciality's training requirements as stipulated by the training colleges. Progression is from Senior registrar II to Senior registrar I. The resident doctor is expected to fulfil the requirements of his/her chosen specialty as laid down by the training colleges within the stipulated time to become a Fellow or exit the program. A recent modification to the residency training programme by the West African Colleges of Surgeons is in the process of adoption by the training institution. This is also a two-part training. The first stage is the membership training. This spans a period of 30 - 36 months, depending on the chosen specialty. On successful completion of the training, a membership certificate is awarded. The doctor may continue to the fellowship (sub-speciality) training or exit the training program. The second stage is the fellowship training. This spans a period of 24 - 48 months, depending on the specialty. On successful completion, the doctor is awarded a fellowship of the West African College of Physicians or Surgeons and exits the program to practise as a specialist doctor. Training There are two postgraduate medical colleges involve in the training of resident doctors in Nigeria. They are the National Postgraduate Medical College of Nigeria(NPMCN)which wholly Nigerian and the West African Postgraduate Medical College(West African College of Physicians and West African College of Surgeons) which covers the West African region. Such training are provided by fellows of these colleges in the accredited training institutions(about 80) mainly secondary and tertiary health centres spread across Nigeria. The postgraduate medical training in Nigeria involves three stages; an entrance examination called the Primary examination, the Part one examination and the Part two final examination. Eligibility for the primary examination is a medical graduate undergoing or has completed or been exempted from the National Youth Service Corps. Upon gaining admission into the residency program in an accredited institution, the first examination is usually written after a specified period of training ranging from 24 months to