Aetiology
The virus causes fall into papilloma virus (group papova) diameter of 45 nm. Is a DNA virus replication occurs internuclear characteristics.
Histopathology
Verruca is-epithelial hyperplastic lesions. Happened here acanthuses irregulars and hiperkeratosis. Focal sections of cells that have the irregulars through vakuolisasi stratum granulosum and caused protrusion parakeratotik in Stratum corneum, which consists of material basofilik inclusions in the nucleus. Tues lower stratum spinosum and stratum basalis is not affected.
Classification and Clinical Symptoms
The disease has verruca clinical forms:
1. verruca vulgaris with variant verruca filiformis
2. verruca Plana juvenilis
3. verruca plantar
4. verruca akuminatum (Condyloma acuminatum)
5. special form
Verruca vulgaris (warts)
This form is most common in children, but also in adults and the elderly. Predileksi place mainly in the extensor extremities, although this could spread to other parts of the body including the mouth and nasal mucosa. These warts round, gray, or if lentikuler size confluention shaped plaque, rough surfaces (verukosa). With a stroke can occur throughout the scratch autoinokulasi (Koebner phenomenon).
Parent is also known wart at some point will cause warts children in large numbers. There are opinions that characterize the disease recover without treatment
Verruca vulgaris variant found in the face, eyelids, nostrils, and skin heads are shaped as a protrusion perpendicular to the surface of the skin and surface verukosa called verruca filiformis. The lesions are usually single, soft, thin, like yarn. Lesions in the scalp rather difficult to be eliminated because it can grow new lesions due to scratching or because the use of a comb.
Verruca Plana juvenilis
This verrruca size milier or lentikuler. Smooth or flat surface, same color of skin color or slightly brownish. Spread especially in the face and neck area, dorsum manus and pedis, wrists, and knees. There is also a Koebner phenomenon and includes diseases that can heal itself without treatment. The number of lesions can be very many. Mainly occurs in children and young people, although can also be found in the elderly.
Verruca plantar
These forms are in the soles of the feet, especially in areas experiencing stress. The form of the hard ring in the middle of a bit soft and yellowish color. Slippery surface due to friction and leading to pain during walking, which caused the suppression by the masses is in the middle of the ring.
There are two types of plantar Verruca:
• Solitary verruca a single verruca. Verruca its size is often increased and even multiply, forming satellite verruca.
• Verruca mosaic is a group of several small verruca that confluen in one place. Mosaic Verruca more difficult to treat than solitary verruca.
Condyloma akuminatum
Condyloma akuminatum is shaped skin disorder with surface-stemmed vegetation in the genital area predilection place. The disease is discussed separately.
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