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VARICES ESOFAGICAS

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VARICES ESOFAGICAS

Question 1 of 35

1

Varices appeared to be the source of bleeding in 50 to 90 percent of patients with cirrhosis

Select one of the following:

  • True
  • False

Explanation

Question 2 of 35

1

In patients with cirrhosis, any upper gastrointestinal bleeding associated with hemodynamic changes should be considered to be variceal in origin until proven otherwise.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 35

1

Early rebleeding – Bleeding that occurs >120 hours but <6 weeks from time zero,

Select one of the following:

  • True
  • False

Explanation

Question 4 of 35

1

Only 50 percent of patients with variceal hemorrhage stop bleeding spontaneously

Select one of the following:

  • True
  • False

Explanation

Question 5 of 35

1

Cuando la presión portal pasa de 10 mmHg se incrementa potencialmente el desarrollo de colaterales.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 35

1

Se define como hipertensión portal un gradiente de presión venosa hepática mayor a 5 mmHg, y el valor de 12 mmHg es un factor de riesgo para predecir hemorragia variceal.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 35

1

a hepatic venous pressure gradient >20 mmHg is associated with a greater risk of continued or recurrent bleeding

Select one of the following:

  • True
  • False

Explanation

Question 8 of 35

1

50 percent of all early rebleeding episodes occur within the first 10 days

Select one of the following:

  • True
  • False

Explanation

Question 9 of 35

1

The risk of bleeding and of death in patients who survive six weeks is similar to that in patients with cirrhosis of equivalent severity who have never bled

Select one of the following:

  • True
  • False

Explanation

Question 10 of 35

1

Acute bleeding from varices is associated with approximately 15 to 20 percent 30-day mortality

Select one of the following:

  • True
  • False

Explanation

Question 11 of 35

1

Platelet counts often drop within the first 48 hours after a bleed and may necessitate platelet transfusions if values below 50,000/mm3

Select one of the following:

  • True
  • False

Explanation

Question 12 of 35

1

Bacterial infections are present in up to 20 percent of patients with cirrhosis who are hospitalized with gastrointestinal bleeding

Select one of the following:

  • True
  • False

Explanation

Question 13 of 35

1

effectiveness of prophylactic antibiotics in patients with cirrhosis hospitalized for bleeding suggest an overall reduction in infectious complications and decreased mortality

Select one of the following:

  • True
  • False

Explanation

Question 14 of 35

1

A systematic review that included eight placebo-controlled trials with a total of 864 patients found the antibiotics were associated with a significant reduction in mortality (RR 0.75, 95% CI 0.55 to 0.95) and bacterial infections (RR 0.40, 95% CI 0.32 to 0.51) including bacteremia, pneumonia, spontaneous bacterial peritonitis, and urinary tract infections

Select one of the following:

  • True
  • False

Explanation

Question 15 of 35

1

patients with cirrhosis who present with upper GI bleeding (from varices or other causes) should be given prophylactic antibiotics, preferably before endoscopy

Select one of the following:

  • True
  • False

Explanation

Question 16 of 35

1

fOR PREVENTION OF INFECTIONS, intravenous ceftriaxone (1 g/day for seven days), which was superior to norfloxacin in a randomized controlled trial [

Select one of the following:

  • True
  • False

Explanation

Question 17 of 35

1

Short-term (maximum seven days) antibiotic prophylaxis should be instituted in any patient with cirrhosis and GI hemorrhage.

Select one of the following:

  • True
  • False

Explanation

Question 18 of 35

1

Among patients with cirrhosis, varices form at a rate of 5 to 15 percent per year, and one-third of patients with varices will develop variceal hemorrhage

Select one of the following:

  • True
  • False

Explanation

Question 19 of 35

1

Treatment with endoscopic variceal ligation decreases the risk of rebleeding to approximately 30 percent, and the risk of death to approximately 25 percent.

Select one of the following:

  • True
  • False

Explanation

Question 20 of 35

1

Endoscopic sclerotherapy is associated with a decrease in the risk of rebleeding to 40 to 50 percent, and a decrease in the risk of death to 30 to 60 percent

Select one of the following:

  • True
  • False

Explanation

Question 21 of 35

1

Pharmacologic therapy should not be delayed pending confirmation that the source of bleeding is indeed from varices

Select one of the following:

  • True
  • False

Explanation

Question 22 of 35

1

pharmacologic therapy typically consists of an octreotide bolus (50 mcg intravenous [IV]) followed by a continuous infusion (50 mcg IV per hour).

Select one of the following:

  • True
  • False

Explanation

Question 23 of 35

1

Terlipressin is administered at an initial dose of 2 mg IV every four hours and can be titrated down to 1 mg IV every four hours once hemorrhage is controlled

Select one of the following:

  • True
  • False

Explanation

Question 24 of 35

1

Pharmacologic therapy is typically continued for three to five days following cessation of bleeding

Select one of the following:

  • True
  • False

Explanation

Question 25 of 35

1

The goal should be to perform an upper endoscopy after fluid resuscitation and within 12 hours of presentation

Select one of the following:

  • True
  • False

Explanation

Question 26 of 35

1

If the bleeding cannot be controlled endoscopically, treatment options include transjugular intrahepatic portosystemic shunt (TIPS) placement or surgical shunting

Select one of the following:

  • True
  • False

Explanation

Question 27 of 35

1

terlipressin is the only agent individually shown to reduce mortality

Select one of the following:

  • True
  • False

Explanation

Question 28 of 35

1

— Vasopressin can achieve initial hemostasis in 60 to 80 percent of patients, but has only marginal effects on early rebleeding episodes and does not improve survival from active variceal hemorrhage [12].

Select one of the following:

  • True
  • False

Explanation

Question 29 of 35

1

terlipressin is released in a slow and sustained manner, permitting its administration via intermittent injections.

Select one of the following:

  • True
  • False

Explanation

Question 30 of 35

1

terlipressin has been associated with hyponatremia,

Select one of the following:

  • True
  • False

Explanation

Question 31 of 35

1

A study comparing the acute hemodynamic effects of terlipressin to octreotide in stable patients with cirrhosis found a sustained effect of terlipressin on portal pressure and blood flow compared with only a transient effect from octreotide

Select one of the following:

  • True
  • False

Explanation

Question 32 of 35

1

Somatostatin inhibits the release of vasodilator hormones such as glucagon [20], indirectly causing splanchnic vasoconstriction and decreased portal inflow.

Select one of the following:

  • True
  • False

Explanation

Question 33 of 35

1

the most consistently delocteotride observed is the decrease in collateral flow (azygos flow)

Select one of the following:

  • True
  • False

Explanation

Question 34 of 35

1

While somatostatin and octreotide help achieve hemostasis and prevent rebleeding, neither has a clearly established benefit on mortality [

Select one of the following:

  • True
  • False

Explanation

Question 35 of 35

1

A systematic review found that combination therapy with somatostatin or octreotide and endoscopic variceal ligation improved the five-day success rate compared with endoscopic variceal ligation alone

Select one of the following:

  • True
  • False

Explanation