Category: colon

Colorectal Liver metastasis

Colorectal Liver metastasis

Q)  All are negative prognostic factors in liver metastasis due to colorectal cancers except

a) Size more than 4.5 cm
b) Number of tumors more than 2
c) CEA more than 200

d) Tumor recurrence within 8 mths of primary surgery

Answer

Acute diverticulitis

Acute diverticulitis

Q) False regarding the management of Acute Diverticulitis. Sigmoid colon inflammation and Fat stranding in CT with initiation of IV antibiotics,

a) Outpatient treatment

b) Do a colonoscopy after the resolution of acute symptoms

c) Elective Colectomy to be done

d) IV antibiotics

Answer Free  c

Sigmoid diverticulitis can be complicated and uncomplicated

Complicated means diverticulum associated with abscess, perforation, obstruction, fistula 

This question is about an uncomplicated acute diverticulitis 

Read More Read More

Hyperbaric oxygen

Hyperbaric oxygen

 Hyperbaric oxygen therapy in radiation proctitis all are true except
A. Indicated in acute radiation proctitis but not in subacute or chronic radiation proctitis
B. Oxygen increases the growth of residual tumor and hence tumor should be completely
resected
C. Complications include Parkinsonism, barotrauma
D. Usually 30-40 sessions are required for treatment


Answer free for all

a

Hyperbaric oxygen overcomes chronic tissue hypoxia in radiation damaged tissues and with repeated sessions induces growth of regenerative tissue, capillaries, and epithelium. Successful therapy may take multiple sessions.
 18 to 60 treatments

Ref Shackelford page 2211

HBO treatments for hypoxic wounds are usually delivered at 1.9 to 2.5 atm

for sessions of 90 to 120 minutes each. Treatments are given once daily, five to six times per week and should be given as an adjunct to surgical or medical therapies. Clinical evidence of wound improvement should be noted after 15 to 20 treatments.

Read More Read More

Familial Adenomatous polyposis

Familial Adenomatous polyposis

Q. All are false about adenomatous polyposis syndrome except
A. 25% do not have family history
B. Attenuated FAP has less than 100 polyps and delayed onset (50-55 yrs)
C. More than 20 rectal polyps have to be operated as there is high risk of Carcinoma
D. Attenuated FAP don’t have extracolonic manifestations and carry APC mutation

Answer visible here or below if you are a premium member and logged in 

 

Malignancy in UC

Malignancy in UC

Q. All are true regarding malignancy in UC except
A. Increased risk with pancolitis and increased duration
B. Screening for malignancy should start 8-10 yrs after onset of symptoms
C. Poorly differentiated
D. Surveillance should start as soon as remission occurs to pick up missed colon cancer

Answer is D

Explanation here 

CEA

CEA

Q True regarding CEA is  (AIIMS 2017 , JIPMER 2016) 

a) Low specificity

b) Falls after 1 week of surgery to baseline

c) Preoperative high value is good prognostic marker

d) Follow up, first test of CEA in 8-10 days followed by weekly tests thereafter

Another question on CEA can be seen here

Answer 

CEA

CEA

True regarding CEA is 

  1. Low specificity
  2. Falls after 1 week of surgery to baseline
  3. Preoperative high value is good prognostic marker
  4. Follow up, first test of CEA in 8-10 days followed by weekly tests thereafter

Answer after Q 20

Don`t copy text!