herald bleed

An episode of haemorrhage, often accompanied by abdominal pain, which may precede by hours to weeks a catastrophic haemorrhage. Herald bleeds are typical of arterial-enteric fistulas with false aneurysms, often at the site of the proximal anastomosis of a prosthetic graft of the abdominal aorta

herald bleed

Surgery An episode of hemorrhage, often accompanied by abdominal pain, which may precede by hrs to wks a catastrophic hemorrhage; HBs are typical of arterial-enteric fistulas with false aneurysms, often at the site of the proximal anastomosis of a prosthetic graft of the abdominal aorta
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The "herald bleed" is a common presentation of AEF that needs to be recognized early in order to prevent a later catastrophic hemorrhage.
A Rare Cause of Primary Aortoenteric Fistula: Streptococcus parasanguinis Aortitis
The literature describes a wide range of complications, including aortooesophageal fistula, [9,10] which commonly presents as a herald bleed followed by a fatal upper gastrointestinal bleed, bilateral vocal cord paralysis, [9] tracheo-oesophageal fistula, [11] commonly presenting as aspiration pneumonia, oesophageal necrosis[6] and oesophageal stenosis.
Button batteries in the oesophagus: a surgical emergency
The majority of these patients presented with a herald bleed (93%) (1).
Aorto-conduit fistula developing four years after esophagectomy
Aortoesophageal fistula presents with a Chiari's triad of chest pain, a symptom-free interval, and a transient, self-limiting "herald bleed." (4) When untreated, this series of symptoms precedes a fatal hemorrhage.
Aortoesophageal fistula: a case report
Use of plastic tracheostomy tubes, low pressure-high volume cuffs, tube placement at second or third tracheal rings and flexed positioning of neck may prevent formation of TIF.4 A 'sentinel' or 'herald bleed' is an early warning sign which is reported in more than 50% of patients who developed subsequent massive delayed haemorrhage.5 A sentinel bleed renders the need of close monitoring and immediate medical attention.
An early tracheo-innominate fistula: Lessons learnt from a clinical encounter
The first bleedings are known as "herald bleeds" and they are usually mild and self-limited.
Primary Aortoduodenal Fistula in Patients with Rheumatoid Arthritis/Romatoid Artritli Hastada Primer Aortoduodenal Fistul

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