USMLE cray cray Flashcards
meds to prevent lyme disease
a single 200-mg dose of doxycycline given within 72 hours after an Ixodes scapularis tick bite can prevent the development of Lyme disease.
It is recommended that _____________ receive the pneumococcal vaccine before the age of 65
AND receive an additional dose at age 65 or 5 years after the first dose, whichever is later.
institutionalized individuals > 50 chronic cardiac or pulmonary disease diabetes mellitus anatomic asplenia chronic liver disease AKI health-care workers.
Prevention traditionally has been divided into three categories: __________
primary, secondary, and tertiary
Primary prevention targets?
individuals who may be at risk to develop a medical condition and intervenes to prevent the onset of that condition
e.g., childhood vaccination programs, water fluoridation, antismoking programs, and education about safe sex
Pain in central retinal vein occlusion?
painless
fundoscope: blood and thunder
Secondary prevention targets
individuals who have developed an asymptomatic disease and institutes treatment to prevent complications
e.g., routine Papanicolaou tests; screening for hypertension, diabetes, or hyperlipidemia
Amaurosis fugax (and vision)
emboli in carotid
temp vision loss
Tertiary prevention targets ?
individuals with a known disease, with the goal of limiting or preventing future complications
e.g., screening diabetics for microalbuminuria and post–myocardial infarction prophylaxis with β-blockers and aspirin
Initial presentation of MS (often)
optic neuritis
unilateral vision loss, pain, afferent pupillary defect
Most common cause of congenital adrenal insufficiency
NOT autoimmune aka addisons
adrenoleukodystrophy
Goodpasture antibody
anti-GBM
_____________ colonize the mouth and frequently lead to infective endocarditis
viridans streptococci
mutans, mitis, oralis, sanguinis
Caused by persistent activation of complement –> proteinuria and hematuria
membranoproliferative glomerulonephritis type 2
Dense deposits of C3 nephritic factor
this can cause hypotension that is resistant to intravenous fluid resuscitation in atients suffering from a critical illness with an exaggerated inflammatory response
cortisol deficiency
survival is increased if these patients are treated with intravenous corticosteroids during acute management.
The “rule of twos” is useful in assessing asthma control: in children under the age of 12
Asthma is NOT well-controlled if
- they have had symptoms or used a β-agonist for symptom relief more than twice per week
- had two or more nocturnal awakenings due to asthma in the past month
- or had two or more exacerbations requiring systemic corticosteroids in the past year.