Exam 3 Flashcards

1
Q

main adrenal problems

A

cushing’s, addison’s, hyperaldosteronism

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2
Q

what occurs in cushing’s syndrome?

A

increase in adrenal hormones

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3
Q

causes of cushing’s

A
  • excess corticosteroids
  • ACTH-secreting pituitary adenoma
  • tumors
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4
Q

manifestations of cushing’s

A

buffalo hump, moon face, striae on stomach, weight gain, increased BG, muscle wasting, thin hair and skin, acne, male characteristics in females (hair on body), female characteristics in males (gynecomastia)

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5
Q

treatment of cushing’s

A
  • decrease corticosteroids
  • surgery to remove tumor
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6
Q

what occurs in addison’s disease?

A

decrease in adrenal hormones

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7
Q

addison’s is a _______ disease

A

autoimmune

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8
Q

causes of addison’s disease

A
  • all 3 corticosteroids are decreased (glucocorticoids, mineralocorticoids, androgens)
  • pituitary disease or suppression
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9
Q

manifestations of addison’s disease

A

weight loss, hyperpigmentation of skin, cold intolerance, weak, fatigued, orthostatic hypotension, anorexia, nausea, abdominal pain, diarrhea, headache, salt craving, joint pain, depression, irritability

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10
Q

addisonian crisis

A

sudden decrease in hormones due to stress, sudden withdrawal of steroids, adrenal surgery or pituitary gland destructions

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11
Q

manifestations of addisonian crisis

A
  • decreased BP, increased HR
  • dehydrated: decreased Na+ and increased K+
  • decreased BG
  • fever
  • weakness, confusion
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12
Q

treatment of addison’s

A

lifelong hormone therapy (hydrocortisone)

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13
Q

when should hormone therapy be increased?

A

when stressed

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14
Q

when should hormone therapy be taken and why?

A

in the AM due to GI upset

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15
Q

causes of hyperaldosteronism

A
  • Na+ retention
  • K+ and hydrogen ion excretion
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16
Q

manifestations of hyperaldosteronism

A

HTN with hypokalemic alkalosis

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17
Q

treatment of hyperaldosteronism

A
  • surgical removal of adenoma
  • K+ and diuretics
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18
Q

main thyroid problems

A
  • graves disease
  • hypothyroidism
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19
Q

graves’ disease

A

increased thyroid hormone

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20
Q

graves’ is an ____________ disease

A

autoimmune

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21
Q

causes of graves’

A
  • toxic nodula goiter
  • thyroiditis
  • increased iodine intake
  • pituitary tumors
  • thyroid cancer
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22
Q

manifestations of graves’

A

goiter, exopthalamous, weight loss, clubbing of fingers, anxiety, palpitations, tremors

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23
Q

treatment of graves’

A
  • antithyroid meds
  • radioactive iodine
  • surgery
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24
Q

thyrotoxic crisis/thyroid storm

A

increased thyroid hormone is released from stressors or being on meds for hypothyroidism

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25
Q

manifestations of thyroid storm

A
  • increased HR, HF, shock
  • hyperthermia
  • agitation, delirium, seizures
  • abdominal pain, vomiting, diarrhea
  • coma
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26
Q

what occurs in hypothyroidism

A
  • decreased thyroid hormone
  • slow metabolic rate
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27
Q

causes of hypothyroidism

A
  • iodine deficiency
  • destruction of thyroid tissue
  • defective hormone synthesis
  • pituitary disease with decreased TSH
  • hypothalamic dysfunction with decreased TRH
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28
Q

manifestations of hypothyroidism

A
  • tired, lethargic, neuro changes
  • weight gain
  • decreased CO
  • decreased exercise tolerance, SOB
  • increased cholesterol and triglycerides
  • cold and dry skin, hair loss, cold intolerance
  • constipation
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29
Q

treatment of hypothyroidism

A
  • low calories
  • levothyroxine lifelong
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30
Q

myxedema

A

severe, longstanding hypothyroidism

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31
Q

manifestations of myxedema

A
  • alters physical appearance
  • puffiness, periorbital and facial edema
  • mask-like effect
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32
Q

what can myxedema lead to?

A

myxedema coma

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33
Q

what is myxedema coma precipitated by?

A

infection, drugs, cold, trauma

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34
Q

type 1 DM

A

no insulin from pancreas; need to give a lot of insulin

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35
Q

type 2 DM

A

diet, exercise, etc. are factors

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36
Q

normal BG

A

60-100

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37
Q

most common manifestations of DM

A

polyuria, polydipsia, polyphagia

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38
Q

goal of an A1C

A

< 7.0%

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39
Q

who is HHS more common in?

A

type 2 diabetics

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40
Q

causes of HHS

A

UTIs, newly diagnosed type 2, sepsis, acute illness, pneumonia

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41
Q

manifestations of HHS

A
  • increased BG (>600) leading to neuro problems: coma, somnolence, seizures, hemiparesis, aphasia ~ looks like a stroke
  • lethargic
  • decreased BP, increased HR
  • peeing a lot (can’t replace fast enough), BUN and creatinine increased
  • no or little ketones
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42
Q

treatment of HHS

A
  • immediate IV insulin and NaCl (be careful with large volume fluids, they might have HF or kidney issues)
  • when BG reaches about 250, start IV dextrose to prevent hypoglycemia
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43
Q

who is DKA more common in?

A

type 1 diabetics

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44
Q

DKA characteristics

A
  • increased BG
  • ketosis
  • acidosis
  • dehydration
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45
Q

causes of DKA

A
  • illness
  • infection
  • inadequate insulin dosage
  • undiagnosed type 1
  • lack of education
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46
Q

how do ketones form in DKA?

A

since body can’t use glucose for energy, it breaks down fat instead -> ketones -> ketosis -> acidosis

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47
Q

manifestations of DKA

A
  • increased HR, orthostatic hypotension
  • dehydration
  • lethargic, weak
  • anorexia, N/V
  • acetone, sweet fruity breath
  • kussmaul RR
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48
Q

treatment of DKA

A

F/E replacement, starts dextrose when BG around 250

49
Q

what do you want to check for before starting insulin?

A

potassium levels ~ it can decrease it even more ~ replace first before starting insulin

50
Q

immunologic disorders of the kindeys

A
  • glomerulonephritis
  • APSGN
  • chronic glomerulonephritis
  • goodpasture syndrome
  • rapidly progressive glomerulonephritis
  • nephrotic syndrome
51
Q

prerenal AKI

A

factors that reduce systemic circulation -> decreased BF

52
Q

example of prerenal AKI

A
  • dehydration
  • HF
  • decreased CO
  • nonretaining BF
53
Q

intrarenal AKI

A

includes problems that cause direct damage to kidneys

54
Q

examples of intrarenal AKI

A
  • prolonged ischemia
  • nephrotoxins
  • Hgb. released from hemolyzed RBCs
  • myoglobin released from necrotic muscle cells
  • acute tubular necrosis
55
Q

postrenal AKI

A

involves mechanical obstruction in the outflow of urine

56
Q

examples of postrenal AKI

A
  • BPH
  • prostate cancer
  • stones
  • trauma
  • extrarenal tumors
  • leads to hydronephrosis
57
Q

which two types of AKI resolve quickly if treated?

A

prerenal and postrenal

58
Q

three phases of AKI manifestations

A

oliguric, diuretic, recovery

59
Q

oliguric phase

A
  • occurs within 1-7 days and can last for 2 weeks
  • S/S: no or little urine output (<400 mL/day), hypovolemia, fluid retention, metabolic acidosis, increased K+, decreased Na+, leukocytosis, increased BUN and creatinine, fatigue, seizures, coma
60
Q

diuretic phase

A
  • can last 1-3 weeks
  • S/S: daily urine output is 1-3 L, up to 5 L, inability to concentrate urine, hypovolemia, hypotension, F/E imbalance
61
Q

recovery phase

A
  • up to 12 months
  • S/S increased GFR, BUN and creatinine decrease
62
Q

what happens if a patient does not recover from AKI?

A

CKD -> ESRD

63
Q

a good diagnostic test for AKI at first

A

US

64
Q

treatment of AKI

A
  • eliminate cause
  • manage S/S
  • prevent complication
  • diuretics
  • adequate calories to prevent breakdown of proteins
  • Na+ restriction
  • increased fat intake
65
Q

method for treating AKI

A

CRRT

66
Q

CRRT

A
  • continual renal replacement therapy
  • uremic toxins and fluids removed, taking workload off heart
  • ultrafiltrate should be clear yellow
67
Q

what is more prevalent: AKI or CKD?

A

CKD

68
Q

5th stage of CKD meaning

A

GFR <15 -> dialysis or transplant

69
Q

causes of CKD

A
  • DM
  • HTN
  • obesity
  • increased age
  • glomerulonephritis, cystic disease, urologic disease
70
Q

manifestations of CKD

A
  • uremia, fluid retention
  • hyperglycemia, hyperinsulinemia
  • increased triglycerides, increased K+
  • urine odor of breath
  • neuro changes
  • CKD-MBD
71
Q

most common cause of death in CKD

A

CVD

72
Q

how would insulin work in CKD?

A

they might require less

73
Q

labs for CKD

A

decreased GFR, increased BUN and creatinine, proteinuria, albuminemia, biopsy

74
Q

treatment for CKD

A

control BP, reduce CVD risks, protein restriction, fluid restriction with HD, Na+ and K+ restriction, phosphate restriction

75
Q

gastric ulcer S/S

A
  • 1-2 hours after meal
  • burning or gaseous
  • high recurrence
76
Q

where do gastric ulcers occur

A

in any part of stomach

77
Q

where to duodenal ulcers occur?

A

in the small intestine

78
Q

S/S of duodenal ulcers

A
  • 2-5 hours after eating
  • burning or cramplike
  • midepigastric pain
  • back pain
  • occur, disappear, recur
79
Q

major risk factor for PUD

A

H. pylori infection

80
Q

complications of PUD

A

bleeding, perforation, gastric outlet obstruction

81
Q

types of upper GI bleed

A

hematemesis, melena, occult

82
Q

fast bleeding =

A

bright red blood

83
Q

slow bleeding =

A

coffee ground, black, tarry

84
Q

how do we determine where an upper GI bleed is?

A

endoscopy

85
Q

treatment of upper GI bleed

A
  • IV fluids, blood, packed RBCs, plasma
  • endoscopy
  • surgery
  • PPIs
  • NGT
86
Q

acute abdominal pain causes

A

damage to organs in abdomen or pelvis which leads to inflammation, infection, obstruction, bleeding, and perforation

87
Q

acute abdominal pain manifestations

A

pain, N/V, diarrhea, constipation, fever, flatulence, fatigue, rebound, tenderness, bloating

88
Q

fetal position meaning

A

peritoneal irritation (appendicitis)

89
Q

supine position meaning

A

visceral pain

90
Q

treatment for acute abdominal pain

A

treat cause, pain meds, surgery consult

90
Q

restless meaning

A

kidney stones or gallstones

91
Q

type of acute abdominal pain

A

abdominal trauma

92
Q

what can abdominal trauma put you at risk for?

A

peritonitis

93
Q

treatment for abdominal trauma

A

lavage, NG tube

94
Q

should you remove impaled objects during an abdominal trauma?

A

no, it is stopping the bleeding

95
Q

causes of chronic abdominal pain

A

IBS, PUD, chronic pancreatitis, PID, adhesions, vascular insufficiency

96
Q

manifestations of chronic abdominal pain

A

dull, aching, diffuse

97
Q

two forms of IBD

A

chron’s and UC

98
Q

chron’s disease

A
  • any segment of GI tract affected
  • skip lesions ~ cobblestone appearance
  • involves all layers of the bowel wall so abscess is common
99
Q

ulcerative colitis

A
  • limites to colon
  • occurs in mucosal layer
  • can go up to 20 times/day
100
Q

manifestations of IBD

A

diarrhea, weight loss, abdominal pain, fever, fatigue

101
Q

complications of IBD

A

hemorrhage, strictures, perforation, abscesses, fistulas, CDI, toxic megacolon

102
Q

treatment of IBD

A

rest bowel, control inflammation, malnutrition, symptom relief

103
Q

most common cause of acute pancreatitis

A

gallbladder disease

104
Q

second most common cause of acute pancreatitis

A

alcohol use

105
Q

manifestations of acute pancreatitis

A

abdominal pain in LUQ, N/V, fever, leukocytosis, hypotension, increased HR, jaundice, guarding, decreased bowel sounds, crackles, bruising, shock

106
Q

complications of acute pancreatitis

A
  • pseudocyst, abscess
  • atelectasis
  • tetany
  • abdominal compartment syndrome
107
Q

what labs are important in the pancreas?

A

amylase and lipase

108
Q

treatment for acute pancreatitis

A

pain relief, correct F/E, suppress enzymes (NPO and NGT), prevent infection, surgery on gallbladder

109
Q

most common cause of nonobstructive chronic pancreatitis

A

alcohol use

110
Q

most common cause of obstructive chronic pancreatitis

A

gallstone inflammation and cancer

111
Q

manifestations of chronic pancreatitis

A

abdominal pain more frequent, malabsorption with weight loss, constipation, jaundice, dark urine, steatorrhea, DM

112
Q

treatment for chronic pancreatitis

A
  • small, frequent bland diet
  • decrease smoking, alcohol, and caffeine
  • enzyme replacement with every meal
  • insulin if becomes diabetic
  • endo. therapy
  • surgery
113
Q

early S/S of cirrhosis

A

fatigue, enlarge liver, normal blood tests (compensated)

114
Q

late S/S of cirrhosis

A

jaundice, portal HTN -> edema, ascites, skin lesions, coagulation problems, anemia, female characteristics in males

115
Q

complications of cirrhosis

A

portal HTN, varices, peripheral edema, ascites, hepatic encephalopathy, hepatorenal syndrome

116
Q

most life-threatening complication of cirrhosis

A

varices

117
Q
A