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FETOPLACENTAL CIRCULATION IS ESTABLISHED AT OR DURING THE

A 64 YEAR OLD WOMAN WITH PREVIOUS EPISODES OF DEPRESSION HAS A SEVERE RELAPSE WITH PSYCHOMOTOR RETARDATION, INSOMNIA AND WEIGHT LOSS. AFTER TWO MONTHS SHE HAS FAILED TO RESPOND TO ANTIDEPRESSANTS AND SHE IS NOW CONVINCED THAT SHE IS BEYOND HELP. WHICH IS THE SINGLE MOST APPROPRIATE TREATMENT

A 72 YEAR OLD MAN IN ICU HAD AN ABDOMINAL AORTIC ANEURYSM REPAIR EIGHT HOURS AGO. IN THE LAST HOUR, HE HAS PASSED 10ML OF URINE VIA A CATHETER. HIS PULSE RATE IS 125 BPM AND BP 70/50MMHG. WHICH IS THE SINGLE MOST LIKELY DIAGNOSIS

AN 18 YEAR OLD MAN WITH ASTHMA HAS GRADUALLY INCREASING BREATHLESSNESS AND WHEEZE DESPITE REGULAR USE OF HIS SALBUTAMOL AND CORTICOSTEROID INHALERS. WHICH IS THE MOST APPROPRIATE NEXT THERAPEUTIC STEP