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Petechiae on the face and conjunctiva (eyes) are unrelated to asphyxiation or hypoxia. [10] However, the presence of petechiae may be used by police investigators in determining whether strangulation has been part of an attack. The documentation of the presence of petechiae on a victim can help police investigators prove the case. [11]
Petechiae What it looks like : “Petechiae is essentially blood leakage into the skin,” explains Dr. Lal. It looks like small red blotches or tiny, red pinpoint marks on the skin.
Purpura (/ ˈ p ɜːr p jʊər ə / [1]) is a condition of red or purple discolored spots on the skin that do not blanch on applying pressure. The spots are caused by bleeding underneath the skin secondary to platelet disorders, vascular disorders, coagulation disorders, or other causes. [2]
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.
Lack of sleep, salty food, age, and genetics can cause puffy eyes. Here, dermatologists share causes, risk factors, treatment, and prevention for eye swelling.
Wiskott–Aldrich syndrome (WAS) is a rare X-linked recessive disease characterized by eczema, thrombocytopenia (low platelet count), immune deficiency, and bloody diarrhea (secondary to the thrombocytopenia). [1]
Wiskott–Aldrich_syndrome_petechiae,_hematoma_and_eczema.jpg (507 × 245 pixels, file size: 51 KB, MIME type: image/jpeg) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
Overall prognosis is good in most patients, with one study showing recovery occurring in 94% and 89% of children and adults, respectively (some having needed treatment). [27] In children under ten, the condition recurs in about a third of all cases, usually within the four months of the initial attack. [6]