What cause of bleeding can be identified by a positive APT test?

1.   ?    Swallowed maternal blood
2.   ?    RH - related anemia
3.   ?    Beta thalassemia
4.   ?    Transfusion reaction

What medical condition is NOT associated with a prolonged prothrombin time and a medical cause of rectal bleeding in newborns?

1.   ?    Maternal tetracycline use
2.   ?    Sepsis
3.   ?    Hemorrhagic disease of the newborn
4.   ?    ITP

In what percentage of newborns is the cause of rectal bleeding never identified?

1.   ?    10 percent
2.   ?    25 percent
3.   ?    50 percent
4.   ?    75 percent

What is the most common cause of rectal bleeding in the first year of life?

1.   ?    Sexual abuse
2.   ?    Anal fissure
3.   ?    Hemorrhagic disease of the newborn
4.   ?    Meckel's diverticulum
5.   ?    Intusussception

Which is NOT one of the most common causes of bleeding in the toddler and preschool age group (2 years to 5 years)?

1.   ?    Meckel's diverticulum
2.   ?    Anal fissure
3.   ?    Gastroenteritis
4.   ?    Intusussception

Which study is NOT routinely necessary in rectal prolapse?

1.   ?    Sweat chloride
2.   ?    C. Difficle culture / toxin
3.   ?    Stool for pinworm

True or false: episodes of procidentia (third-degree rectal prolapse) will often require operative repair, whereas most cases of prolapse in children do not.

1.   ?    True
2.   ?    False

Which is the LEAST common type of polyp that may cause bleeding in the toddler and preschool or age group?

1.   ?    Juvenile
2.   ?    Peutz-Jeghers
3.   ?    Adenomatous polyps

What percent of juvenile polyps are single?

1.   ?    30 percent
2.   ?    50 percent
3.   ?    60 percent
4.   ?    80 percent

What is the most common cause of GI bleeding in Henoch-Schonlein purpura?

1.   ?    Intusussception
2.   ?    Volvulus
3.   ?    Mucosal hemorrhage
4.   ?    Thrombocytopenia

Which is NOT one of the most common causes of lower GI bleeding in older children between the ages of 6 - 18 years?

1.   ?    Meckel's diverticulum
2.   ?    Polyps
3.   ?    Gastroenteritis
4.   ?    Intusussception

Larger hemangiomas of the bowel tend to occur in what location?

1.   ?    Duodenum
2.   ?    Jejunum
3.   ?    Ileum
4.   ?    Colon

Diffuse intestinal hemangiomatosis usually involves what structures?

1.   ?    Any part of the bowel
2.   ?    Colon
3.   ?    Jejunoileum
4.   ?    Stomach

T or F: Barium enema can usually identify lesions in Osler-Weber-Rendu patients with recurrent GI bleeding?

1.   ?    True
2.   ?    False

Which is NOT a component of Klippel-Trenaunay syndrome?

1.   ?    Bone enlargement
2.   ?    Venous varicosities
3.   ?    Lymphatic obstruction
4.   ?    Cutaneous hemangiomas

T or F: Most small bowel ulceration in children is due to CMV?

1.   ?    True
2.   ?    False

What is the minimal amount of bleeding they can be detected by radioisotope scans with labeled autologous red blood cells using either chromium 51 or technetium 99?

1.   ?    0.5 ml per minute
2.   ?    0.5 ml per hour
3.   ?    2 to 5 ml per minute
4.   ?    10 ml per minute