Epiglottitis is an inflammation of the epiglottis â the flap at the base of the tongue that keeps food from going into the trachea (windpipe).f epiglottitis is suspected, attempts to visualise the epiglottis using a tongue depressor are strongly discouraged for this reason; therefore, diagnosis is made on basis of direct fibreoptic laryngoscopy carried out in controlled environment like an operating room.
Re-induction chemotherapy. This stage is used to treat ALL if it has come back after treatment. It is also used if a person still has signs of ALL after remission induction therapy.
In the case of AT/RT and other brain tumors, intrathecal chemotherapy is often an important part of treatment as it allows these medications to be delivered directly to the central nervous system to treat the tumor.