Papule - Papule (English spelling)

Japanese: 丘疹 - きゅうしん(英語表記)papule; papula; Papel
Papule - Papule (English spelling)
A pinhead to rice-sized localized rash that protrudes from the skin surface and can be of various shapes, including round, oval, and polygonal. It is less than 1 cm in size. A papule with a small vesicle at the top is called a serous papules, while the others are called solid papules. Depending on the components that make up the papule, it is classified as an epidermal papules, dermal papules, or epidermal-dermal papules. Epidermal papules are caused by proliferation of epidermal cells, especially thickening of the stratum corneum, and a typical example is verruca vulgaris. Dermal papules are caused by proliferation of dermal tissue, cell infiltration in the dermis, granulomas, and metabolic disorders. Epidermal-dermal papules are caused by proliferation of the epidermis and inflammatory cell infiltration in the dermis. When the contents of the raised lesion are liquid, they are usually called blisters or pustules.

Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information

Japanese:
皮膚面から隆起する針頭大から米粒大ぐらいの局限性の発疹をいい,円形,楕円形,多角形などいろいろな形をしている。大きさは 1cm以下。頂点に小水疱のあるものを特に漿液性丘疹,その他を充実性丘疹と呼ぶ。また丘疹を構成する要素により表皮性丘疹,真皮性丘疹,表皮真皮性丘疹に分類される。表皮性丘疹は表皮細胞の増殖,特に角質層の肥厚によるもので,代表的なものが尋常性ゆうぜい (いぼ) である。真皮性丘疹は真皮組織の増殖,真皮における細胞浸潤,肉芽腫,代謝障害などによる。また表皮真皮性丘疹は表皮の増殖,および真皮における炎症性細胞浸潤による。なお,隆起した病変の内容が液性の場合は,普通,水疱とか膿疱と呼ぶ。

出典 ブリタニカ国際大百科事典 小項目事典ブリタニカ国際大百科事典 小項目事典について 情報

<<:  Radical Republican Party/Radical Socialist Party

>>:  Rescue fee - rescue fee

Recommend

Aona - Aona

...The name "kue" was originally used i...

Recharge well

⇒Injection well Source: About Shogakukan Digital D...

Kouklia (English spelling)

…It lies about 100 km southwest of Nicosia, facin...

Inahiko Hashimoto

Year of death: 15th June 1809 (27th July 1809) Yea...

Moroni (English spelling)

The capital of the island nation of Comoros, loca...

Monochamus alternatus - Pine spotted longhorn beetle

It is an insect belonging to the family Cerambyci...

Ito reaction - Ito reaction

...The bubo (also called "yokone") beco...

Cooperative Society - Gassakusha (English spelling)

This is the general term for Chinese cooperatives...

Narazuke - Nara pickles

White gourd pickled in sake lees. Generally, this ...

Takashi Ono

Born July 26, 1931. Akita gymnast. Graduated from ...

Shoku Nihongi - Shoku Nihongi

A history book commissioned by imperial decree fo...

Bontoanshu

1349 (Shohei 4 | Sadawa 5) - ? A renga master from...

Onchi-shi

...The Honda clan originated from the vicinity of...

kitchen

…In Japan, it was after the 1960s that the style ...

Calathea lutea - Calathea lutea

...There are also other beautiful species with li...