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Nikolsky's sign is a clinical dermatological sign, named after Pyotr Nikolsky (1858–1940), a Russian physician who trained and worked in the Russian Empire. The sign is present when slight rubbing of the skin results in exfoliation of the outermost layer.
The Shekel sign, however, is not engraved on most keyboards sold in Israel and the sign is rarely used in day-to-day typing. On systems with the Hebrew keyboard layout set, it can be typed on modern [a] Microsoft Windows, desktop Linux and ChromeOS by using AltGr+4. (⇧ Shift+4 makes the dollar sign and AltGr+A is used to type shva.)
Feminine ordinal indicator, Degree sign: −: Minus sign: Hyphen-minus, Commercial minus: ×: Multiplication sign: X mark # Number sign: Numero sign. Also known as "octothorpe", "hash" and "hashtag sign" Pound sign № Numero sign: Number sign: Obelus: Division sign, Dagger, Commercial minus, Index ( ) Parenthesis: Bracket, Angle bracket ...
The relevant shape for the classification of a sign is the Neo-Assyrian one (after ca. 1000 BC); the standardization of sign shapes of this late period allows systematic arrangement by shape. Note that the actual shape displayed by default by browsers as of 2024 is from a much earlier period during the heyday of Sumerian culture in the 3rd ...
Blade of grass sign (also known as Flame sign) Blumensaat's line; Bohler's angle; Bone-within-a-bone appearance; Boomerang sign; Bow tie appearance; Bowl of grapes sign; Bowler hat sign; Brim sign; Bucket handle tear; Bulging fissure sign; Bunches of grapes sign (hepatic abscess) Bunch of grapes sign (botryoid rhabdomyosarcoma) Bunch of grapes ...
A hazard warning sign with an exclamation mark. New Zealand road sign warning of a "cattle stop" (cattle grid/cattle guard) Exclamation marks are used to emphasize a precautionary statement. On warning signs, an exclamation mark is often used to draw attention to a warning of danger, hazards, and the unexpected. These signs are common in ...
[2] [3] It is seen along with Nikolsky's sign, both used to assess the severity of some blistering diseases such as pemphigus vulgaris and severe bullous drug reactions. [ 4 ] This sign is named for the Danish physician Gustav Asboe-Hansen (1917–1989), who first described it in 1960.
The sign is commonly referred to as a radioactivity warning sign, but it is actually a warning sign of ionizing radiation. Ionizing radiation is a much broader category than radioactivity alone, as many non-radioactive sources also emit potentially dangerous levels of ionizing radiation.