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A petechia (/ p ɪ ˈ t iː k i ə /; [1] pl.: petechiae) is a small red or purple spot (≤4 mm in diameter) that can appear on the skin, conjunctiva, retina, and mucous membranes which is caused by haemorrhage of capillaries.
When it comes to the root causes of rashes, they tend to fall into two main categories: outside-in and inside-out, explains Dr. Zeichner. ... Treatment: Petechiae marks will go away with time ...
Individual purpura measure 3–10 mm (0.3–1 cm, 3 ⁄ 32-3 ⁄ 8 in), whereas petechiae measure less than 3 mm. [2] A non-blanching rash can be a symptom of bacterial meningitis , [ 3 ] but this is not the exclusive cause.
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 ...
The word purpura (/ ˈ p ɜːr p ɜːr ə /) comes from Latin purpura, "purple", which came from ancient Greek πορφύρα. Purpura is a mass noun naming the condition or state, not the name of an individual spot (thus there is no *purpurum, *purpura or *purpura, *purpurae count declension).
Black heel and palm (black heel, calcaneal petechiae, chromidrose plantaire, post-traumatic punctate intraepidermal hemorrhage, tache noir) Callus (callosity, clavus, corn, heloma, heloma durum, heloma molle, intractable plantar keratosis, tyloma) Carbon stain Chilblains; Chilblains (pernio, perniosis)
Subacute FES (non-fulminant FES) - The three characteristic features of fat embolism are present: respiratory distress, neurological signs, and skin petechiae. Petechiae are seen on the chest, axilla, shoulder, and mouth. [5] Occulsion of dermal capillaries by the fat emboli result in petechial rash. Petechiae rash occurs in 50 to 60% of the ...
Pastia's sign, Pastia lines, or Thompson's sign is a clinical sign in which pink or red lines formed of confluent petechiae are found in skin creases, particularly the crease in the antecubital fossa, the soft depression on the inside of the arm; the folding crease divides this fossa where the forearm meets the (upper) arm (the biceps, triceps, humerus section of the upper extremity); the ...
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