Two more types of angioedema you need to know about are neuro angioedema and orolingual angioedema. Neuro angioedema is pretty rare while orolingual angioedema is  more common and more hazardous as well.

As you can tell from its name, neuro angioedema, certain neurological disorders can result in the development of angioedema. Orolingual angioedema causes the mouth, tongue or lips to swell which looks pretty horrific and also can cause suffocation which may be deadly. Both of them have classified treatment, however a proper diagnosis is mandatory.

If you want to read more about neuro angioedema or orolingual angioedema, click here for a detailed guide.