Herpes zoster ophthalmicus presents with an erythematous, macular rash around the eye of the affected dermatome and does not cross midline.

Shingles, also called herpes zoster, is a painful skin rash caused by the varicella zoster virus (VZV), which is the same virus that causes chickenpox.

Conclusions: it is safety and effective treating herpes simplex keratitis by satellite ganglion block, being worth used widely.