23: Renal Things 2 Flashcards

1
Q

symp innervation levels for GU tract, upper ureter, and lower ureter

A
  1. GU tract: T10-L2
  2. upper ureters: T10-T11
  3. lower ureters: T12-L2
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2
Q

kidney chapman points

A

1 inch lateral + superior to ubilicus

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3
Q

ureters chapman points

A

none

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4
Q

bladder chapman points

A

umbilicus

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5
Q

parasymp innervation of upper ureters, lower ureters, and bladder

A
  1. upper ureters: OA, AA, Vagus
  2. lower ureters: S2-S4 (sacrum)
  3. bladder: S2-S4 (sacrum)
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6
Q

how is urea formed in the blood?

A

Amino acid breakdown -> NH3 -> liver makes urea from NH3

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7
Q

Creatinine

A

waste from muscles

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8
Q

azotemia vs uremia

A

azotemia: asx elevated BUN
uremia: symptomatic elevated BUN

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9
Q

symptoms of uremia

A

N/V, confusion, malaise, fatigue

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10
Q

squamous cells in UA is most likely what?

A

dirty catch

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11
Q

FeNa <1% vs >2%

A

<1%: tubules intact and able to concentrate urine -> pre-renal azotemia
>2%: tubules damaged -> ATN or other

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12
Q

what is renal US good at seeing?

A

hydronephrosis and atrophy (not good for stones)

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13
Q

gold standard for kidney imaging

A

non contrast CT abd/pelvis

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14
Q

why is contrast CT not as good for stones

A

less sensitivity for stones

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