What does petechia mean in medical terms?

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What does petechia mean in medical terms?​

Pronunciation. petechia / pɪˈtiːkiə / petechiae / pɪˈtiːkiiː /. Specialty. Rheumatology. A petechia (pl. petechiae) is a small (1–2 mm) red or purple spot on the skin or conjunctiva, caused by a minor bleed from broken capillary blood vessels. The word is derived from Latin ‘petigo’, meaning ‘scab’ or ‘eruption’.

What is a petechial rash?​

Petechiae are pinpoint non-blanching spots that measure less than 2 mm in size and affect the skin and mucous membranes. Petechial rashes are common and can be a significant cause for concern for parents and the interprofessional team. Petechial rashes result from areas of hemorrhage into the dermis.
Tiny petechiae of the face, neck and chest can be caused by prolonged straining during activities such as coughing, vomiting, giving birth and weightlifting.
What causes petechiae in dogs?
Petechiae may be caused by any of a number of fungal, viral and bacterial infections, including: Cytomegalovirus (CMV) infection. Endocarditis. Meningococcemia. Mononucleosis. Rocky Mountain spotted fever. Scarlet fever.

What causes petechiae on the soft palate?
Palatal petechiae. – Petechiae on the soft palate are mainly associated with streptococcal pharyngitis, and as such it is an uncommon but highly specific finding.

What causes petechiae on the face after death?​

Petechiae on the face and conjunctiva (eyes) can be a sign of a death by asphyxiation, particularly when involving reduced venous return from the head (such as in strangulation). Petechiae are thought to result from an increase of pressure in the veins of the head and hypoxic damage to endothelia of blood vessels.

What are the signs and symptoms of petechiae from strangulation?​

Petechiae resulting from strangulation can be relatively tiny and light in color to very bright and pronounced. Petechiae may be seen on the face, in the whites of the eyes or on the inside of the eyelids. ^ a b cKumar, Vinay (2017).

Petechiae are tiny purple, red, or brown spots on the skin. They usually appear on your arms, legs, stomach, and buttocks. You might also find them inside your mouth or on your eyelids. In jaundice, the skin and whites of the eyes look yellow.
What causes petechiae around the eyes?
Physical trauma. Coughing, holding breath, vomiting, crying – The most common cause of petechiae is through physical trauma such as a hard bout of coughing, holding breath, vomiting, or crying, which can result in facial petechiae, especially around the eyes.