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Pronunciation: pɪˈtiːkɪə ; Specialty: Rheumatology A petechia (/ p ɪ ˈ t iː k i ə /; [1] pl.: petechiae) is a small red or purple spot (≤4 mm in diameter) ...
They measure 3–10 mm, [3] whereas petechiae measure less than 3 mm, and ecchymoses greater than 1 cm. [4] Purpura is common with typhus and can be present with meningitis caused by meningococci or septicaemia. In particular, meningococcus (Neisseria meningitidis), a Gram-negative diplococcus organism, releases endotoxin when it lyses.
Gua sha, the literal translation being "to scrape petechia" which refers to the sand-like bruising after the treatment, spread from China to Vietnam, where it became very popular. It is known as cạo gió , which roughly means "to scrape wind", as in Vietnamese culture "catching a cold" or fever is often referred to as trúng gió , "to catch ...
Such lesions include petechia (less than 3 mm (0.12 in), resulting from numerous and diverse etiologies such as adverse reactions from medications such as warfarin, straining, asphyxiation, platelet disorders and diseases such as cytomegalovirus); [6] and purpura (3–10 mm (0.12–0.39 in)), classified as palpable purpura or non-palpable ...
Glomerulations appear as checkerboard/lattice patterns, splotches, or pinpoint-sized red marks on the bladder. [7] [8] Glomerulations are classified into five grades that take into consideration the type and location of injury: Grade 0 (normal mucosa), Grade I (petechiae in at least two quadrants), Grade II (large submucosal bleeding), Grade III (diffuse global submucosal bleeding), and Grade ...
Vasculitis is a group of disorders that destroy blood vessels by inflammation. [2] Both arteries and veins are affected. Lymphangitis (inflammation of lymphatic vessels) is sometimes considered a type of vasculitis. [3]
Punctate hemorrhage is a capillary hemorrhage into the skin that forms petechiae. [1] References This page was last edited on 5 November 2023, at 02:44 (UTC ...
The petechiae may give way to larger rashes called ecchymoses, and other haemorrhagic phenomena. There is usually evidence of hepatitis, and severely ill patients may experience rapid kidney deterioration, liver failure or pulmonary failure after the fifth day of illness.