Q) Not true about GIST?
a) It is more common in females
b) They are mesodermal in origin
c) More than 5 cm are malignant
d) They can occur anywhere in the GI tract
Discuss about Phyllodes tumor and their malignant potential.
Q Which of the following statement about hepatic adenoma is CORRECT?
a) More common in males
b) Contains a central stellate scar
c) Associated with cirrhotic liver
d) Risk of rupture and fatal hemorrhage is present
Answer for premium members http://www.mcqsurgery.com/appendix
EVLA is thermal ablation of varicose veins in which laser fibre is inserted in the lumen and ablation is done from inside. It is a good modality for primary and recurrent varicose veins and work in both long and short segments.
This treatment is not effective in cases where there is needle phobia or the veins are having excessive tortuousity or thrombophlebitis. This procedure is done under ultrasound guidance and wire is passed from the superficial to the deep veins.
Tumescent local anesthesia also helps
Ref Bailey: Page 909
Q) What is true about traction diverticula of the esophagus?
a) It is a common diverticulum at the lower end of esophagus
b)Most of these diverticula are symptomatic and require surgery
c) Mediastinal fibrosis is a common etiologial factor
d) They are most common on the left side
c) Mediastinal fibrosis
Most of the traction diverticula are in mid esophagus on the right side. The common etiological factors are mediastinal infections, tuberculosis, mediastinal fibrosis and histoplasmosis.
These are true traction diverticula and have all the walls of esophagus.
They are mostly discovered incidentally during the workup of other diseases. Most of these are asymptomatic but can present with dysphagia, chest pain and regurgitation.
Answer for Premium - Type of injuries in high speed accidents and points to look at
Hiatal hernias are protrusion of stomach through a defect in the esophageal hiatus into the mediastinum.
They are of two types
Ductal carcinoma in situ is a pre invasive state in which the cancer cells have not breached the epithelial membrane. It can develop into cancer in 20%.
Simple mastectomy is the standard of care but many centers now consider it over treatment.
Van Nuys system uses
On mammography this is seen as clustered clustered calcification
Treatment options are
More recently, Eastern Cooperative Oncology Group investigators reported the frst result of a relatively large prospective single-arm study of surgery with negative margins of at least 3 mm without radiation therapy for patients with favorable subsets of DCIS.
Patients with low-grade or intermediate-grade DCIS measuring 2.5 cm or smaller had a 5-year rate of ipsilateral breast recurrence of only 6.1%. In contrast, patients with high-grade disease had a much higher 5-year ipsilateral breast recurrence rate of 15.3%.
REF : Sabiston 853