The nurse is assessing a patient in the hospital who has received numerous antibiotics for a lung infection and notices that his tongue appears to be black and hairy. In response to his concern, What would the nurse say?
1) We will need to get a biopsy to determine the cause.
2) This is an overgrowth of hair and will go away in a few days.
3) Black, hairy tongue is a fungal infection caused by all the antibiotics you have received.
4) This is probably caused by the same bacteria you had in your lungs.