Hernia + Miscellaneous Flashcards

1
Q

Two types of inguinal hernia

A

Direct and indirect

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2
Q

Difference between indirect and direct hernia [4]

A

Direct hernias project through Hesselbach’s triangle, exits thru superficial inguinal ring - which is medial to inferior epigastric artery

Indirect hernias project from the deep inguinal ring through the superficial inguinal ring

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3
Q

How do you know it is indirect

A

Press down on deep ring + reduce

Won’t refill on cough impulse

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4
Q

How do you know it is direct

A

Will refill on cough

Doesn;t hang into sctroum

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5
Q

Where is the external ring

A

Above and medial to pubic symphsis

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6
Q

Where is the femoral ring

A

Below and lateral to PS

This is where femoral hernia is

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7
Q

Where is deep ring of inguinal canal

A

Between ASIS and PS

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8
Q

Where is superfiical (external) ring

A

Superior and medial to pubic tubercle

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9
Q

What is the anatomy of inguinal canal

A

External oblique = infront
Inguinal ligament = floor
Transverse abdominis

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10
Q

What are the contents of inguinal canal [4]

A

Vas deferens
Testicular artery and vein
Genitofemoral nerve
Ilioinguinal nerve

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11
Q

What are the symptoms of inguinal hernia [5]

A
Bulge
Increases with cough
Reduces lying flat
May become irreducible and painful
May obstruct
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12
Q

What is a strangulated hernia
In which hernias is this a rare complication
In which hernias is this a common complication

A

Blood supply cut of
Rare in inguinal
Common in femoral

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13
Q

What are the symptoms of strangulation [5]

A
Tender scrotum so always ask for this 
Red
Sudden pain
Fever
Tachycardia
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14
Q

How do you examine a hernia [3]

A

Stand and get to cough
Lie flat and cough while pressing
Compare bilaterally

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15
Q

What are the RF for hernia

A
Male, Obesity
Older as ring gets bigger
Weight lifting, Manual job
Chronic cough and constipation
Obstruction
Past abdo surgery 
Ascites
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16
Q

What are women with hernia likely to have

A

Inguinal hernia

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17
Q

Who is most likely to have a femoral

A

Women

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18
Q

What imaging for hernia [2]

A

USS

Differentiate from LN

19
Q

How do you treat hernia [3]

A

Lifestyle modifications
Better to treat surgically as likely to become symptomatic
Surgical

20
Q

What are surgical options for first time hernia [3]
What conditions warrant laparoscopic? [3]
Name 2 lifestyle modifications

A

First time hernia:

  • Open inguinal hernia repair with opening of inguinal canal
  • Reduction of hernia and repair of defect
  • Prosthetic mesh as adjunct to reinforce repair

Recurrence/female/risk of chronic pain:
- Laparoscopic repair via intra or retroperitoneal route of repair with mesh posterior to deep ring

Lifestyle mods
Weight loss
Stop smoking

21
Q

What are complications of hernia [3]

A

Incarcerated - can’t reduce
Strangulation - necrosis
Obstruction

22
Q

WHat is SMA syndrome

A

Duodenum gets obstructed by aorta and SMA

23
Q

What are symptoms of weak sphincter [3]

A

Diarrhoea
Incontinence
Key is formed stool still leading to incontience not just diarrhoea

24
Q

How do you investigate [2]

A

DRE - tone

USS

25
Q

How do you Rx

A

Sural nerve stimulation

26
Q

What do you do for loose stools

A

Send blood culture

If suspect C.diff

27
Q

What is important in colonoscopy

A

Can you scope past?

Is tissue friable or irregular?

28
Q

If tired / weight loss / diarrhoea - what investigations [5]

A
Hb
Iron
Thyroid 
Coaelic
qFIT- tests for occult blood in stool
29
Q

If Hb low

A

Haematinic bloods

30
Q

What is common cause of liver abscess [2]

A

S.aures children

E.coli adult

31
Q

What do you do for abscess [2]

A

Drainage

Ax - amox + cipro + met + gent

32
Q

How can you give contrast [3]

A

Oral
IV
Rectal - not routine

Double = oral and IV

33
Q

When do you do USS [6]

A
Gall stone
Portal vein
Intra+extra hepatic dilatation
Liver texture, LIver mets
Pancreatic tumour
Exclude spleen / kidney / aorta pathology
34
Q

When do you do pancreatico-biliary EUS [3]

A

Small pancreatic tumour + bile duct stone
Dx of duoedenal / pancreatic cancer
Allow FNA

35
Q

When is CT useful [2]

A

Stage malignancy

Acute pancreatitis + complication

36
Q

When is MRCP used [4]

Magnetic Resonance Cholangiopancreatography

A

Hepatic + pancreatic duct if not fit for ERCP / no intervention
CBD stones and biliary
No contrast or invasion
Miss small stone / PSC/ stricture

37
Q

What does PTC allow [3]

Percutaneous Transhepatic Cholangiogram (PTC)

A

Visualisation of biliary tract
Percutaneous acess + stent
Use if ERCP fails as bigger risk

38
Q

What is calprotectin [2]

A

It is released into the feces when neutrophils gather at the site of any GI tract inflammation.
Higher lower down the bowel

39
Q

What is QFIT

A

The faecal immunochemical test (FIT Test) can detect human haemoglobin in stool.

40
Q

How do you investigate iron anaemia [5]

A
FBC
Ferritin (not in inflammation)
Transferin
TIBC 
Colonoscopy once confirmed
41
Q

What does TIBC show if iron is low

A

High if iron deficiency as want more binding receptors for iron to bind do

42
Q

What causes iron deficiency anaemia [4]

A

Blood loss
Malabsorption
Mentruation
Pregnancy

43
Q

How do you differentiate iron deficiency from anaemia of chronic disease

A

Anaemia chronic disease has low TIBC as don’t want iron available for pathogen