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1. A 9 year old boy presents with headaches and vomiting. A CT scan of his head shows a predominantly cystic lesion with a solid area at its base in the suprasellar region. It is partially calcified. What is the likely diagnosis?
Rathke cleft cyst
Optic chaism glioma
Pituitary macroadenoma
2. A 3 year old girl is pyrexial, has a cough and is SOB. Her CXR shows right lower zone consolidation with a large pneumatocoele. Which is the most likely causative organism?
Mycobacterium tuberculosis
Staphylococcus aureus
Streptococcus pyogenes
3. A 2 day old boy is brought into the accident department in respiratory distress. The chest x-ray shows opacification in the left upper lobe. He is admitted to the ward. A chest x-ray taken 3 days later now shows hyperlucency of the left upper lobe with marked mediastinal shift to the right side. What is the likely diagnosis?
Congential lobar emphysema
Bronchopulmonary sequestration
Congenital diaphragmatic hernia
Meconium aspiration syndrome
Bronchopulmonary dysplasia
4. A left flank mass is detected during the baby check of a 1 day old neonate. A subsequent USS demonstrates multiple left renal cysts of variable size and shape with intervening septae. The largest cyst lies peripherally. What is the most likely diagnosis?
Wilms tumour
Polycystic kidney disease
Multicystic dysplastic kidney
5. A 2 year old girl is seen in the outpatient clinic with a palpable mass in her left upper quadrant. She has also had diarrhoea over the past 3 weeks and is noted to be hypertensive. A subsequent USS and CT both demonstrate a heterogenous suprarenal mass with several calcific foci. The mass extends across the midline and also encases the IVC and aorta. What is the most likely diagnosis?
Infradiaphragmatic sequestration
Mesoblastic nephroma
Wilms tumour
Adrenal haemorrhage

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