Radiology Flashcards

1
Q

What is the best test for gallstones?

A

ultrasound!!!

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2
Q

If someone has ovarian/pelvic disease, which imaging??

A

ultrasound!!

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3
Q

What are the valvulae conniventes?

A

=plicae circularis of small bowel

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4
Q

What are the causes of small bowel obstruction?

A
mechanical causes:
adhesions
hernia
crohn's
(tumour= very rare!!!)
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5
Q

Which imaging can identify the area of bowel affected in crohn’s? /IBD

A

contrast MRI!

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6
Q

What are the causes of large bowel obstruction?

A

mechanical:

ulcerative colitis/IBD stricture, diverticular stricture, cancer is much more common than in small bowel!!!!

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7
Q

What is an important differential for bowel obstruction in elderly?

A

sigmoid volvulus!

coffee bean sign

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8
Q

Differentials for right iliac fossa pain?

A

appendicitis
IBD
meckel’s diverticulum

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9
Q

What is meckel’s diverticulum?

A

outpouching of lower part of small intestine- congenital, leftover from umbilical cord

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10
Q

Differentials for acute non MSK back pain?

A

pancreatitis
aorta
kidneys- renal colic, pyelonephritis

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11
Q

What percentage of people presenting with acute appendicitis will have the classical history and examination?

A

50%

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12
Q

Differential diagnosis for acute appendicitis in men?

A

terminal ileitis, mesenteric adenitis, meckel’s diverticulitis

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13
Q

Differential for acute appendicitis in women?

A

PID, ectopic pregnancy, ruptured ovarian cyst, mittlechsmertz

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14
Q

Which differential must you consider in older patient presenting with acute right iliac fossa pain?

A

caecal cancer

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15
Q

Do you need to do an ultrasound in both men and women if you suspect appendicitis?

A

not necessary in men- clinical diagnosis
BUT
in women you must rule out gynae pathology

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16
Q

How does peptic ulcer disease differ in symptoms from gallstone disease?

A

peptic ulcer- pain during fasting, relieved by eating

gallstone- pain upon eating, less so when fasting

17
Q

What are the initial investigations for acute upper abdo pain

A
WCC/CRP
Amylase
LFTs
CXR (diaphragms)
USS (gallstones)
18
Q

Which imaging modality is first-line in acute lower abdo pain/left iliac fossa pain?

A

CT abdo pelvis

19
Q

Differentials for generalised peritonitis?

A

board like rigidity

- perforated appendicitis, diverticular disease, severe pancreatitis

20
Q

45 year old woman with severe RUQ pain, vomiting. No fever, normal LFTs, inflammatory markers, what is the likely diagnosis?
peptic ulcer disease, biliary pain, IBS, right sided pneumonia, MI?

A

Biliary pathology/pain

21
Q

18 year old male with classical signs and symptoms of appendicitis. What test do you perform/request?

A

laparoscopy

could do CT abdo pelvis for conservative management

22
Q

What is the rule of 2’s for meckel’s diverticulum?

A

2% population
2 years old
2 inches long
2 feet proximal to ileocecal valve