For more than 100 years since their initial description, gastric mucosal petechial hemorrhages have been discovered at autopsy in cases where environmental hypothermia was determined to be the cause of death.

For more than 100 years since their initial description, gastric mucosal petechial hemorrhages have been discovered at autopsy in cases where environmental hypothermia was determined to be the cause of death.

Jun 29, 2021 · Petechiae are tiny spots of bleeding under the skin. They can be caused by a simple injury, straining or more serious conditions. If you have pinpoint-sized red dots under your skin that spread quickly, or petechiae plus other symptoms, seek medical attention.

Wischnewsky Spots (WS) are blackish lesions of gastric mucosa, typically associated with hypothermic death. The pathophysiology of these lesions is still uncertain. The aim of this paper is to investigate the pathological mechanisms determining the appearance of WS by analyzing the current scientific knowledge in this area.

We report two cases of gastric purpura associated with acute gastrointestinal hemorrhage. An 87-year-old man presented to the emergency department. He had had a flu-like illness for a few days and had passed a cup of bright-red bloody emesis. He denied any abdominal pain.

Oct 24, 2024 · Petechiae have several causes, including viral and bacterial infections, the use of certain medications, and serious health conditions that affect your blood. A doctor can examine the spots and...

Endoscopic findings associated with gastric ischemia include friable gastric mucosa, irregular ulceration, petechiae and purpura. The etiology of gastric ischemia includes shock, sepsis, thrombosis, embolism and vasculitis.

Jul 24, 2005 · Petechiae form when capillaries bleed, leaking blood into the skin. The bleeding may be caused by: Tiny spots on the face, neck and chest can be caused by straining for a long time from coughing, vomiting, giving birth or lifting weights.

Nov 26, 2024 · 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.

Mar 20, 2025 · What is the main cause of petechiae? Petechiae occur when tiny blood vessels (capillaries) break under the skin, leading to small red or purple spots. Common causes include trauma, infections, certain medications, and blood disorders such …