Table 2.

The four main domains of complications (excluding post-herpetic neuralgia) identified in patients with acute herpes zoster (HZ)

Domain	Complications
Neurological [20]	Vertigo
	Cranial nerve palsies (for example, facial paresis)
	Hearing loss
	Varicella zoster virus encephalitis
	Motor neuropathy
	Myelitis
	Small-vessel encephalitis
	Granulomatous arteritis with secondary stroke
Ophthalmic [74]	Ptosis
	Scleritis
	Iridocyclitis
	Secondary glaucoma
	Cataract
	Keratitis
	Blindness
	Chorioretinitis
Dermatological [20]	Disseminated HZ
	Post-herpetic (persisting) pruritus
	Secondary bacterial skin infections (with subsequent scarring, cellulitis, septicaemia)
Visceral [20]	Pneumonia
	Peri-myocarditis
	Hepatitis
	Oesophagitis
	Myositis
	Arthritis