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?

A

low

22
Q

what is the erythocyte count in alpha thalasemia?

A

high

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
Q

renal complication of systemic sclerosis?

A

scleroderma renal crisis

26
Q

path of scleroderma renal crisis?

A

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
Q

how do you treat scleroderma renal crisis?

A

ACE inhibitiors - disrupt the RAS

28
Q

what substance in a blood transfusion can chelate calcium?

A

citrate

29
Q

what is a risk factor for MALT?

A

H pylori