Herpes zoster. Shingles - DermNet
网页2017年7月12日 · Herpes zoster is a localised, blistering and painful rash caused by reactivation of varicella-zoster virus (VZV). Herpes zoster is also called shingles. VZV is also called herpesvirus 3 and is a member of the Herpesvirales order of double-stranded DNA viruses. Herpes zoster. Herpes zoster.
Viral skin infections. Herpes zoster - DermNet
网页Clinical features of herpes zoster. Herpes zoster, or shingles, is a painful blistering rash caused by reactivation of the herpes varicella-zoster virus. The primary infection presents as chickenpox (varicella), usually during childhood. Like herpes simplex, the virus persists in selected cells of dorsal root ganglion before it is reactivated.
Dermatomes
网页A dermatome is an area of skin that is primarily supplied by a single nerve root: communicating sensation from this skin region to the brain. Somatosensation includes feedback from mechanoreceptors, thermoreceptors, proprioceptors, pain receptors, and chemoreceptors. Dermatomes are different from Blaschko lines.
Post-herpetic neuralgia - DermNet
网页Post-herpetic neuralgia is often used to describe any pain that persists after herpes zoster blisters have cleared up. Some experts prefer to reserve the term only for pain that lasts for more than 28 days or more than 120 days. 'Acute' and 'sub-acute' herpetic neuralgia may be used to describe earlier pain associated with herpes zoster infection.
Ramsay Hunt syndrome - DermNet
网页Ramsay Hunt syndrome is a rare peripheral facial neuropathy. It is a type of shingles due to reactivation of the varicella zoster virus (VZV) in the geniculate ganglion of cranial nerve VII, which supplies the facial nerve. Ramsay Hunt syndrome is characterised by unilateral facial weakness and painful blisters — either in the ear canal on ...
Chickenpox (Varicella) - DermNet
网页2018年12月16日 · Shingles presents with grouped vesicular lesions, which usually affect a single dermatome. Other infections occurring as a result of reactivation of virus include post-herpetic neuralgia , vasculopathy , myelopathy, retinal …
Herpes virus infection pathology - DermNet
网页It is worth noting that a number of conditions have been reported to arise in the site of prior herpes zoster infection. These include chronic lymphocytic leukaemia, granuloma annulare, lichen planus, keloid scarring, vasculitis, sarcoidosis, morphea, lymphoma and skin cancers. The acute changes noted in viral infection are usually not evident.
Dermatomes image
网页A dermatome is an area of skin that is primarily supplied by a single nerve root: communicating sensation from this skin region to the brain. Somatosensation includes feedback from mechanoreceptors, thermoreceptors, proprioceptors, pain receptors, and chemoreceptors. Dermatomes are different from Blaschko lines. Read more.
Blaschko lines - DermNet
网页Blaschko lines are consistently V-shaped on the upper spine, S-shaped on the abdomen, inverted U-shaped from the breast area to the upper arm, and perpendicular down the front and back of the lower extremities. They never cross the anterior truncal midline but run along it. These lines are invisible but many inherited and acquired diseases of ...
Notalgia paraesthetica - DermNet
网页Notalgia paraesthetica often starts after a period of intense exercise leading to muscular stiffness, or a period of inactivity. A specific injury may be recalled. It is characterised by intense itch (pruritus) on the medial border of one scapula or both, ie, between the shoulder blades. This itch can be intermittent or continuous.