feb 21 2021 Flashcards

1
Q

presentation of kawasaki disease

A
  • conjunctivitis
  • mucositis
  • cervical lymphadenopathy
  • rash
  • erythyma and edema of hands/feet
  • periungal desquamation
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2
Q

what area is periungal?

A

near the nails

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3
Q

treatment of kawasaki disease?

A

IV immunoglobulin and aspirin

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4
Q

what is the most common cause of AA amyloidosis in the USA?

A

rheumatoid arthritis

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5
Q

senile purpura is most common in whcih population?

A

the elderly

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6
Q

findings in senile purpura?

A

echymosis, skin fragility and normal coag findings

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7
Q

path behind senile purpura?

A

loss of elastic fibers in perivascular connective tissue

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8
Q

next step in clinical diagnosis of breath holding spells?

A

check for iron deficient anemia which can contribute

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9
Q

treatment of breath holding spells?

A

treat anemia if present, if no anemia then nothing

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10
Q

what is blepharitis?

A

disorder caused by inflammation of the eyelid margins

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11
Q

blepharitis presentation

A

burning or itching of eyelids, discharge (crusting in morning), foreign body sensation in eye

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12
Q

treatment of blepharitis

A

supportive - warm compress, lid massage, gentle scrubs

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13
Q

MOA of tacrolimus

A

calcineurin inhibitor

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14
Q

main side effects of calcineuron inhibits?

A
  • hypertension
  • neurotoxicity
  • nephrotoxicity
  • glucose intolerence
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15
Q

which adverse effects may be seen in the heart for patients on digoxin?

A
  • atrial tachycardia

- AV block

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16
Q

what is the most common bug behind febrile neutropenia?

A

pseudomonas

17
Q

how to treat febrile neutropenia ?

A

antibiotic with pseudomonas coverage (such as piperacillin-tazobactam)

18
Q

what is hemoglobin H disease?

A

when 3 alpha genes are lost, and hemoglobin H forms which is tetramers of nonalpha chains (beta or gamma)

19
Q

in adults, what is hemoglobin H made of?

A

beta tetramers

20
Q

in fetuses and infants, what is hemoglobin H made of?

A

gamma tetramers

21
Q

what is the MCV in alpha thalasemia?

22
Q

what is the erythocyte count in alpha thalasemia?

23
Q

what kind of cell will be seen on peripheral smear in alpha thalasemia?

A

target cells

24
Q

clinical manifestations of chikungunya fever?

A
  • fever
  • rash
  • malaise
  • lymphadenopathy
  • polyarthralgias
  • lymphopenia and thrombocytopenia
25
renal complication of systemic sclerosis?
scleroderma renal crisis
26
path of scleroderma renal crisis?
raynauds vascular injury leads to renal ischemia, resulting in activation of the RAS -> increase in blood pressure -> cycle of renal damage and worsening blood pressure
27
how do you treat scleroderma renal crisis?
ACE inhibitiors - disrupt the RAS
28
what substance in a blood transfusion can chelate calcium?
citrate
29
what is a risk factor for MALT?
H pylori