Inguinal Canal and Hernias Flashcards

1
Q

Umbilical hernias: in children

A

results from umbilicus not healing properly
heals itself spontaneously usually
usually smaller and wider transversely

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2
Q

umbilical hernias: in adults

A

results from weakness of abdominal wall around umbilicus
usually superior to umbilical scar
requires surgical repair
more common in women

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3
Q

Epigastric hernias

A

hernia of the linea alba
more common in men
requires surgery if large or symptomatic
occurs superior to umbilicus usually, but does not involve it

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4
Q

Floor of inguinal canal

A

inguinal ligament and lacunar ligament

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5
Q

Roof of inguinal canal

A

internal abdominal oblique fibers

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6
Q

Anterior wall of inguinal canal

A

External abdominal oblique

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7
Q

Posterior wall of inguinal canal

A

transversalis fascia and conjoint tendon

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8
Q

Beginning and End of inguinal canal

A

begins at deep inguinal ring around the midpoint of inguinal ligament and ends at superficial inguinal ring

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9
Q

the inguinal ligament is formed from

A

external abdominal oblique muscle

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10
Q

the superficial inguinal ring consist of the

A

medial, lateral crus and intracrural fibers

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11
Q

the lacunar ligament

A

an “extension” of the inguinal ligament
triangular in shape
apex at pubic tubercle
base is concave, lateral and sharp

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12
Q

pectineal ligament

A

posterior-lateral extension of lacunar ligament, runs along pectineal line

can form a sharp border that constricts the femoral hernia

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13
Q

Pouparts ligament

A

another name for the inguinal ligament

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14
Q

abdominal potential space

A

formed between scarpas and deep investing fascia of external abdominal oblique muscle

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15
Q

what is the abdominal muscle layer first encountered at the superficial inguinal ring?

A

external abdominal oblique

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16
Q

what abdominal layer is first encountered at the deep inguinal ring?

A

transversus abdominis

17
Q

Incision hernias can occur at

A

surgical/laparotomy sites

18
Q

Spigelian hernias can occur at

A

the semilunar line of the anterior rectus sheath