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GI PATHOLOGY > GI Investigation > Flashcards

GI Investigation Flashcards

1
Q

What can be tested at the bedside?

A 
BMI (unintentional change)
Oximetry
ECG
Glucose
Urine
Temp
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2
Q

What can be tested in stool analysis?

A

Culture
Calprotectin
Elastase

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3
Q

Low fecal elastase is suggestive of what?

A

Pancreatic insufficiency/malabsorption

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4
Q

Raised calprotectin is suggestive of what?

A

Inflammatory conditions

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5
Q

What can be tested for in blood analysis?

A 
U+Es
Ca/Mg
LFTs
CRP
Albumin
Thyroid Function
FBC
Coagulation
Hepatitics
Coeliac serology
Tumour markers
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6
Q

What does C-reactive protein inform of?

A

Inflammation

Highly sensitive, low specificity

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7
Q

What are the hepatitic LFTs?

A

Raised ATL, GGT

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8
Q

What are the obstructive LFTs?

A

Raised Alk Phos, Bilirubin

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9
Q

When will U+Es fluctuate?

A

Vomiting (loss of stomach acid)

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10
Q

Low platelet count can be suggestive of what?

A

IBD

Portal hypertension

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11
Q

A hepatitic screen in blood analysis can test for what?

A 
Hep B, C serology
Autoanabodies
Immunoglobulins
Ferritin
a1AT
Copper
a-fetoprotein
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12
Q

Why is coeliac serology not always useful for a Coeliac diagnosis?

A

Will test -ve if someone has cut gluten out

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13
Q

Why is the CEA tumour marker not always useful?

A

Can be raised in smokers and COPD patients

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14
Q

What can be tested for in urine analysis?

A

5HIAA

Catecholamines

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15
Q

When may catecholamines be raised?

A

Endocrine tumours

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16
Q

Which breath tests are used in GI physiology?

A 
Urea test (H. pylori)
Hydrogen test (bacterial overgrowth)
Lactose/Fructose malabsorption
17
Q

What is oesophageal pH and manometry a test for?

A

Assessment for oesophageal dysmotility

Assessing reflux and its association with symptoms

18
Q

What is ERCP?

A

Endoscopic Retrograde Cholangio-Pancreatography

19
Q

What can be observed using ERCP?

A

Ampulla
Biliary system
Pancreatic ducts

20
Q

What is enteroscopy?

A

Observation of the small intestine

GI PATHOLOGY (20 decks)

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