ETIOLOGY
trauma or blood dyscrasias
METHOD OF TRANSMISSION
not contagious and not transmitted to other individuals.
CHARACTERISTICS
Petechiae:tiny, perfectly round, purplish-red spots that appear on the skinsmall, ranging from 1 to 2 mm, and may be. Ecchymoses:hemorrhagic spots in the skin or mucous membrane skin areas are larger than purpura and measure over 1 cm. Purpura:focal, circumscribed hemorrhagic lesions in the mucous membrane surfaces that are larger than a petechia and less than 1 cm
DENTAL IMPLICATIONS
Identification of blood disease and dyscrasias is important in seeking medical treatment for the patient. Additionally, those patients under care for blood diseases may need special precautions when dental treatment is necessary.
TREATMENT/PROGNOSIS
Treating the underlying cause or removing sources of trauma is needed to stop the development of petechiae, ecchymoses, and purpura.