How To Set Up And Mature A New Discus Tank. Moving into the discus hobby is an exciting time. With dealers telling you that you need to take your time and mature your tank, will be said with good reason. Most new discus keepers are hobbyist that has started off with normal community fish.
Skip to content. Both cold sore and fever blister refer to the lip blisters caused by infections of the Herpes Simplex I virus (not to be confused with Herpes Simplex II, which is generally associated with genital herpes). Cold Sores are viral infections which cause recurrent groups of irritating, even painful blisters on the lips.
Lip rashes (and rashes around the mouth) can be caused by various factors. Herpes simplex virus (HSV I and HSV II) is a common cause of rashes around the mouth and lips. The specific lesions cause by HSV are called cold sores or fever blisters. Impetigo is common bacterial infection that also can cause a rash on the face, often affecting the mouth and lips. Oral thrush (overgrowth of yeast in the mouth) can also cause lip irritation. Most dermatologists will easily be able to diagnose these types of lip rashes that are caused by pathogens.