Petechia

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Petechia

 

a tiny hemorrhage in the skin or mucous membranes that results from injury to capillary walls or from thrombocytopenia of varied origin. Petechia arises in hemorrhagic diathesis, leukosis, and certain infectious diseases, including epidemic typhus, scarlet fever, and sepses.

References in periodicals archive ?
Gastrointestinal bleeding is the most common presentation in this study and petechial rash in severe thrombocytopenia; 50% of dengue cases, 30% of PF malaria cases, 25% of PV malaria cases and 33.
While PPD is not frequently encountered in the field of dermatology, it is characterized by petechial macules with chronic erythema in clinics.
Petechial to ecchymotic hemorrhages on the heart (A) and lung (B) (Gross)
Then, a petechial rash was noted in her axillary and lumbar regions, her body temperature reached 38.
The actual source of his upper GI bleed was probably the severe haemorrhagic gastritis, since petechial haemorrhages do not bleed and the gastric ulcer showed no evidence of a recent bleed (Forrest III).
Skin lesions such as purpuric and petechial rash were observed in our first case.
Caption: Figure 5: Axial T2 gradient echo sequence shows no signal abnormality within right striatum but some scattered blooming artifacts within left thalami consistent with petechial hemorrhages.
Petechial hemorrhages over internal body organs were present in 88 (87.
In severe cases swelling can bring vesicles, bullae, petechial bleeding and ulcers.
External examination of the body showed a male infant, with petechial haemorrhages on the upper extremities and chest.
Clinical examination on admittance revealed: remitted spontaneous anterior epistaxis, nasopharyngeal mucous secretions, oral mucosae with bleeding on oral examination, "butterfly" facial erythema (Figure 3), petechial eruption and trophic disorders at distal phalanges--upper and lower limbs, erythematous plaque of thighs, sinus bradycardia--45 BPM (probable due to the central bulbar involvement) responsive to atropine, mild pulmonary involvement: polipnea and increased vesicular murmur.