3. Maintain a patent airway.(d)
There are different angioedema. Here it is Lisinopril ( ACE inhibitor) induced angioedema.main difference comparing to other type of angioedema is symptoms are localised to face or upper aero-digestive tract. So chance is more to develop angioedema in larynx or tongue and may obstruct airway. And should discontinue the medicine immediately.
4.most treatment can kill head lice but removal of not is not easy. It is recommended to comb with fine tooth comb by metal or plastic for 2 to 3 week , twice or thrice weekly.( d)
5. Smoke inhalation can be suspect ,
Answer (a,b,c,d)