Small Intestine 6-10
Q1. Most common extra intestinal manifestation of Crohn's disease of small intestine (Updated)
a) Ankylosing Spondylitis
b) Erythema Nodosum
c) Iritis
d) Ureteral Obstruction
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1.b
Extra intestinal manifestations of Crohn's disease may be present in 30% of patients.
Extra intestinal manifestations of Crohn's disease may be present in 30% of patients.
The most common symptoms are skin lesions, which include erythema nodosum and pyoderma gangrenosum. Others are arthritis and arthralgias, uveitis and iritis, hepatitis, peri cholangitis, and aphthous stomatitis.
In addition, amyloidosis, pancreatitis, and nephrotic syndrome may occur in these patients.
These symptoms may precede, accompany, or appear independently of the underlying bowel disease.
Sabiston 21 st edition, page 1261
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Q2. Which of the following is the most common cause of death in Crohn's disease of small intestine
a) Malignancy
b) Sepsis
c) Electrolyte Disorders
d) Thromboembolic Phenomenon
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2. a
Crohn’s disease primarily attacks young adults in the second and third decades of life.
Crohn’s disease primarily attacks young adults in the second and third decades of life.
However, a bimodal distribution is apparent with a second smaller peak occurring in the sixth decade of life.
Death rate in a person with Crohn's disease is 2-3 times higher than general population. Most common cause is malignancy of the small intestine and not any inflammatory condition.
Death rate in a person with Crohn's disease is 2-3 times higher than general population. Most common cause is malignancy of the small intestine and not any inflammatory condition.
Gastrointestinal cancer remains the leading cause of disease-related death in patients with Crohn's disease; other causes of disease-related deaths include sepsis, thromboembolic complications, and electrolyte disorders.
Ref Sabiston 20th page below Fig 49-26
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Q3. Which of the following is not true about Pneumatosis intestinalis of small intestine?
a) It is seen equally and males and females
b) Most common location is subserosa in the jejunum
c) Operative Procedures are required in most of the cases
d) It is associated with COPD and immunodeficiency states
Q4. What is not true about blind loop syndrome?
a) It manifest as diarrheas, weight loss and deficiency of fat soluble vitamins.
b) Megaloblastic anemia is commonly seen
c) Surgery is almost always required to correct small bowel syndrome
d) Broad spectrum antibiotics are the treatment of choice
Q5. What is not true about the immune mechanism in the small intestine?
a) Intestine contains more than 70% of IgA producing cells in the body
b)Ig A acts by activating the complement pathway
c)Ig A is produced by plasma cells in the lamina propria
d)Approximately 60% of the lymphoid cells are T cells
Q6. What is not true about malrotation of the small intestine
a) In Incomplete rotation the rotation is arrested at 180 degree
b) The small intestine lies on the right with caecum in the midline
c) Ladd's band extends from the Right upper quadrant to the caecum
d) Hyper rotation is the most common form of intestinal malrotation