05 APR 2017 1104 MIX Flashcards

1
Q

what drugs increase the risk of milk alkali syndrome?

A
  • thiazide diuretics
  • ACE inhibitors / ARBs
  • NSAIDs
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2
Q

what is the metabolic derangement in milk alkali syndrome?

A

metabolic alkalosis

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3
Q

what is the parathyroid hormone level in milk alkali syndrome?

A

low / suppressed

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4
Q
  • macrocytic anemia
  • low reticulocyte count
  • congenital anomalies
  • congenital anomalies (short stature, webbed neck, cleft lip, shielded chest, triphalangeal thumbs)
A

diamond blackfan anemia (congenital hypoplastic anemia)

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5
Q

how is the macrocytic anemia of diamond blackfan anemia different from megaloblastic anemia?

A

in diamond blackfan anemia there is no hypersegmentation of nuclei

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6
Q
  • eczema
  • thrombocytopenia
  • hypogammaglobulinemia
A

wiskott-aldrich syndrome

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7
Q

what is the average age of onset for fanconi anemia?

A

8

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8
Q
  • cafe au lait spots
  • microcephaly
  • microphthalmia
  • short stature
  • horseshoe kidneys
  • absent thumbs
A

fanconi anemia

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9
Q

what is the inheritance of myotonic muscular dystrophy?

A

autosomal dominant

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10
Q

what is the clinical presentation of myotonic muscular dystrophy? (onset, clinical presentation, comorbidities)

A
  • onset: 12-30
  • presentation: facial weakness, hand grip weakness / myotonia, dysphagia
  • comorbidities: arrhythmias, cataracts, balding, testicular atrophy / infertility
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11
Q
  • facial weaknes
  • hand grip myotonia / weakness
  • dysphagia
  • cardiac conduction abnormalities / arrhythmias / heart failure
  • cataracts
  • balding
  • testicular atrophy / infertility
A

myotonic muscular dystrophy

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12
Q

during which sleep phase do sleep terrors occur?

A

nonrapid eye movement

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13
Q

what are the quad screen results in down syndrome?

A
  • MSAFP: low
  • BhCG: high
  • estriol: low
  • inhibin A: high
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14
Q

what are the quad screen results in trisomy 18?

A
  • MSAFP: low
  • BhCG: low
  • estriol: low
  • inhibin: normal
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15
Q

what are the quad screen results in neural tube or abdominal wall defects?

A
  • MSAFP: HIGH
  • BhCG: normal
  • estriol: normal
  • inhibin: normal
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16
Q

placenta accreta occurs when uterine villi attach directly to the ___________ instead of the _____________

A
  • myometrium

- decidua

17
Q

what are the medication options for mastitis?

A
  • dicloxacillin
  • cephalexin
  • clindamycin (MRSA)
  • TMP-SMX (MRSA)
  • vancomycin (MRSA)
18
Q
  • optic disk swelling
  • scattered and diffuse hemorrhages
  • cotton wool spots
  • “blood and thunder” appearance
A

central retinal vein occlusion

19
Q

how does central retinal vein occlusion differ from central retinal artery occlusion?

A

the vision loss in central retinal artery occlusion is more acute

20
Q

how are the immune responses different between the PPSV23 and PCV13 vaccines?

A
  • PPSV23: relatively T-cell independent B cell response since polysaccharides alone cannot be presented to T cells (less effective in young children and elderly)
  • PCV13: polysaccharides are covalently attached to inactivated diphtheria toxin, producing a T cell dependent B cell response, resulting in improved immunogenicity due to the formation of higher affinity antibodies and memory cells
21
Q

electrical alternans (varying amplitude of the QRS complexes) is pathognomonic for:

A

pericardial effusion

22
Q

what is the explanation for the electrical alternans seen in pericardial effusion?

A

heart is swinging in the extra fluid of the pericardial sac, causing beat-to-beat variation

23
Q

what antihypertensives are indicated in gestational HTN?

A
  • labetalol
  • methyldopa
  • hydralizine
  • CCBs
24
Q

what is seen in CSF analysis for MS?

A
  • oligoclonal bands (particularly IgG)
  • normal cell count with T cell predominance
  • normal total protein
  • normal opening pressure