A homeless lady presents with cough and fever. She complains of night sweats and weight loss. CXR has opacity.
What is the next appropriate management?

A baby born at 34 weeks with a heart murmur is kept in the incubator for almost 4 weeks. There is no murmur at discharge.
What is the likely cause of this murmur?

A new screening test has been devised to detect early stages of prostate cancer.
However, the test tends t of people with no cancer, although they do have cancer as diagnosed by other standard tests.
What is this flaw?

The child bought by a mother having bouts of severe abdominal pain that cause child to bring his legs to fold to abdomen, settles after sometime, now again he had this attack with vomiting. On examination child is distressed with pain and there is a mass in epigastrium.
What Investigation you will do?

A 72years presents with polyuria and polydipsia. The fasting blood sugar is 8 and 10mmol/l.BP=130/80mm cholesterol=5.7mmol/l. There is microalbuminuria.
What is the single most appropriate next management?