acid base balance Flashcards

(34 cards)

1
Q

people want to breath so when respiratory acidosis is seen should mechanical ventilation be used

A

no treat symptoms first the body wants to breath as soon as it can

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2
Q

Respiratory alkalosis can be managed by doing what to ventilator

A

decreasing rate

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3
Q

metabolic acidosis with significant hyperkalemia should be treated with

A

Treat underlying cause
fluide reuscitation
HCO3

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4
Q

Patient wiht chronic renal failure with normal anion gap but metabolic acidosis is seen how to treat

A

treat with bicitra

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5
Q

When managing patient with metablic alkalosis with very low hypokalemia how do you manage

A

correct volume deficit and give KCL
D/C diuretics
h2 blockers in patients iwth GI loss

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6
Q

When managing patient with metablic alkalosis with contraindicated fluid replacement how do you manage

A

acetazolamide

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7
Q

With respiratory acidosis how long will it take for the renal compensatory mechanism to take effect

A

6-12 hours renal compensation will be activated but take several days to correct

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8
Q

respiratory acidosis results from decreased ventilation of

A

aveloli

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9
Q

Patient comes in with c/o of sleepiness, and headache. Says he feels confused and out of it lately. you notice flapping and twitching in hands, respiration look labored you suspect what metabolic issue

A

RESPIRATORY ACIDOSIS

1) somnolence and confusion
2) myoclonus with asterixis
3) increase cerebral blood flow leading to incerased icp

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10
Q

Patient comes in with c/o of sleepiness, and headache. Says he feels confused and out of it lately. you notice flapping and twitching in hands, respiration look labored you suspect what metabolic issue labs ph, pco2, hco3, and cl would look like

A
Respiratory acidosis 
ph less than 7.35
pco20 greater than 45
hco3 greater than 26
cl less than 93
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11
Q

Patient comes in with c/o of sleepiness, and headache. Says he feels confused and out of it lately. you notice flapping and twitching in hands, respiration look labored you suspect what metabolic issue Management of would include

A

Respiratory acidosis
assess for narcotis, Narcan (if no obvious cause)
Improve ventilation (possibly intubations)
increased rate on ventilator, once on ventilator

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12
Q

respiratory alkalosis causes clinical symptoms due to cerebral blood flow

A

decrease

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13
Q

management of respiratory alkalosis starts with treating

A

the underlying cause

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14
Q

if patient has respiratory alkalosis due to acute hyperventilation syndrome what would be done to manage

A

have patient breath into paper bag

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15
Q

If patient is on a ventilator and becomes respiratory alkalosis what could be done to treat

A

decrease rate of ventilation

possible sedate

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16
Q

Rapid correction of chronic alkalosis can lead to

A

metabolic acidosis

17
Q

Patient comes in with complaints of light headedness, anxiety, tingling and numbness in right arm. Respiration is very rapid, you suspect what ph issue

A

Respiratory alkalosis

18
Q

Patient comes in with complaints of light headedness, anxiety, tingling and numbness in right arm. Respiration is very rapid, you suspect what ph issue, labs for ph, pC02, Serum HCO3 look like

A

respiratory alkalosis
ph greater than 7.45
pco2 less than 35
hco3 greater than 26 if chronic issue

19
Q

Patient comes in with complaints of light headedness, anxiety, tingling and numbness in right arm. Respiration is very rapid, you suspect what ph issue, you treat with

A

Respiratroy alkalosis
treat underlying cause
May ask to breath into bag if acute hyperventilation syndrome

20
Q

Patient on ventilator with ph 7.55 pco2 28, what ph issue, you treat with

A

respiratory alkalosis
manage underlying cause
decrease vent rates
sedation may be necessary

21
Q

The hallmark sign of low serum HCO3 suggests

A

Metabolic acidosis

22
Q

Measurement of what gap lends to clues toward cause and treatments of metabolic acidosis; if increased this means

A

Anion Gap
=Na+K]-[hco3+cl)

Increased anion gap indicates acute incident

23
Q

DKA, Alcoholic KA, lactic acidosis, drug or chemical anion would be examples of what type ph issue? what type of gap?

A

metabolic acidosis with increase anion gap

24
Q

Diarrhea, Ileostomy, renal tubular acidosis, and recovery from DKA would be examples of what type ph issue? what type of gap?

A

metabolic acidosis with normal anion gap

25
Patient with history DMtype 1 comes in with 600 blood sugar, ph of 7.2 you suspect, and treat with, what type of
metabolic acidosis | treat underlying disorder and give fluid
26
Patient with hyperkalemia comes in with ph of 7.2 you suspect, and treat with, what type of gap would be seen
metabolic acidosis would see normal GAP treat with HCO3
27
Patient with history of chronic renal failure, comes in with sob, labs show ph 7.2, what type of ph issues is this,
meatbolic acidosis | bicitra
28
what ph issue is characterized by high plasma HCO3 and pco2 55mm
metabolic acidosis
29
what is the most common cause of metabolic alkalosis and how is it treated
volume contraction saline responsive, Correct volume of deficit with na and Kcl DC diurectics H2 blockers (if GI loss)
30
Vomiting, diuretics, volume contraction, NG suction or post-hypercapnia would be seen in what ph issue
metabolic alcolosis
31
what is the most common cause of metabolic alkalosis and how is it treated if patient has severe CHF and vomiting
volume contraction treat metabolic acidosis with acetazolamide if fluid resusitation is contraindicated decrease diuretic
32
Hypokalemia with metabolic alkalosis should be treated how.
fluids and na and K+, discontinue diuretics
33
what is the most common cause of metabolic alkalosis and how is it treated if patient has severe CHF and vomiting
volume contraction | Acetazolamide 250-500 iv q4-6 if volume replacement is contradicted
34
Patient comes into clinic state vomiting for days, looks weak. During testing looks hyporeflexive. you suspect you treat how
Metabolic alkalosis with possible Hypokalemia | Treat with fluids replace K