6/26 Flashcards

(41 cards)

1
Q

pt presents with blood sugar over 600 and AMS. what will be elevated lab-wise? will they have increased ketones?

A

this is hyperglycemic hyperosmolar state, will see:

  • serum osmolality will be increased (greater than 320)
  • there will be no increased ketones
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2
Q

diagnosis and treatment of sporotrichosis

A

dx: cigar shaped yaest
tx: itraconozole

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3
Q

kid with port wine stain and seizures. what is another problem he probably has?

A

sturge weber syndrome; can cause leptomeningeal vascular malformations frequently occur in the occipital lobes of the brain and can cause homonymous hemianopia

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4
Q

pt with refractory depression develops hypertension. what med is he taking?

A

MAOI (phenelzine, tranylcypromide, isocarboxazid) combines with an SSRI or tyramine-containing foods

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5
Q

alport syndrome

A
  • x-linked recessive
  • collagen iV defect
  • sensorineural hearing loss, ocular abnormalities, hematuria
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6
Q

subacute granulomatous thyroiditis (de Quervains)

A
  • painful
  • following viral illness
  • hyper then hypo thyroid
  • tx is supportive
  • full recovery
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7
Q

pt presents with NSTEMI. most appropriate test after EKG is?

A

percutaneous coronary angiography

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8
Q

pt presents with very high calcium levels. best initial step?

A

hydration with normal saline–>furosemide. if that doesnt work, then do dialysis.

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9
Q

child with CF presnet with acute SOB and diarrhea. what other sx should you look for ?

A

signs of DM; polydypsia, polyuria

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10
Q

pt with gallstones presents with fever, RUQ pain, and jaundice (charcots triad). dx?

A

acute cholangitis

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11
Q

labs in acute cholangitis?

A

leukocytosis, conjugated hyperbilirubinemia, elevated alk phos, elevted GGT

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12
Q

initial study of choice for acute cholangitis?

A
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13
Q

gold standard study of choice for acute cholangitis?

A

IV fluids and abx–>ERCP

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14
Q

contraindications to BB ?

A

right sided MI, bradycardia, low BP, 2-3rd degree heart block, bronchospasm

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15
Q

when do you use levofloxacin for CAP?

A

when the pt has comorbid conditions or has used ABX within the past 90 days

can also use amoxilxillin-clavulonate+doxycycline combo

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16
Q

treatement of outpatient CAP in pt who has no comorbidities or has not used ABX in the last 90 days?

A

macrolide or doxycycline

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17
Q

you see a cerebellar pontine tumor on MRI. what is it and what effects will it have?

A

vestibular schwannoma

  • ipsilateral sensoruneural hearing loss, tinnitus, vertigo
  • headache, facial palsy, sensory loss over the face (same side as lesion)
18
Q

what kind of microbe is Propionibacterium acnes**?

A

anaerobic, gram positive bacillus

19
Q

which conditions cause pleural effusions with <30mg/dl of glucose (very low) in the pleural fluid?

A
  • rheumatoid arthritis
  • empyema
  • malignancy
20
Q

what are the most common causes of pleural effusion with milky, white appearance (chylothorax)?

A
  • lymphoma
  • trauma caused by thoracic surgery
21
Q

bloody effusions are common in pleural effusion caused by what conditions?

A
  • pulmonary embolism
  • malignancy
22
Q

most specific test for CREST syndrome?

A

anti-centromere antibody

23
Q

most specific test for drug induced lupus?

A

anti-histone antibodies

24
Q

most specific test for diffuse scleroderma?

A

anti-topoisomerase antibodies

25
most sensitive test for SLE? most specific?
sensitive= anti-nuclear antibodies specific=anti-ds-DNA antibodies and anti-Smith antibodies
26
most specific test for primary biliary cholangitis?
anti-mitochondrial antibodies
27
most specific test for autoimmune hepatitis?
anti-smooth muscle antibodies
28
most common causes of **prosthetic valve endocarditis** **_within one year_** of surgery
* staph epidermidis * staph aureus
29
most common causes of **prosthetic valve** endocarditis **_more than 1 year after_** surgery
strep viridans
30
most common cuases of **native valve** endocarditis
* strep species * strep viridans * strep gallolyticus (colon cancer) * enterococci
31
pt has liver disease and renal failure. why?
hepatorenal syndrome; due to **renal artery vasoconstriction.** get liver transplant
32
pt presents with sx of cancer (usually colon or endometrial) and has a hx of numerous family members wiht various cancers. dx?
hereditary nonpolyposis colorectal cancer (lynch syndrome)
33
the sx in central cord syndrome are mostly due to damage to which tract?
lateral spinothalamic (pain and temperature)
34
ECG findings in hypocalcemia?
prolonged QT interval
35
ECG findings in hypokalemia
flattening of the T wave
36
ECG findings in pericarditis
* diffuse ST elevation * PR depression * low voltage QRS
37
ECG findings in hypercalcemia?
shortened QT interval
38
gold standard influenza test (highest sensitivity)
polymerase chain reaction
39
what do cysteine kidney stones look like and how are they diagnosed?
hexagonal; 24 hour urine collection
40
most **sensitive** test for CDIFF?
C diff toxin PCR
41
describe the signs and sx of polio
* presents shortly after a febrile illness * asymmetrical muscle weakness * flaccid paralysis * absent deep tendon reflexes