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loss of vision in one or 2 eyes
continued ear discharge and granulation tissue on the tympanic membrane
dysphagia + a mass that bulges on swallowing?
2 reasons for heterophile antibodies being negative
- mono is caused by cmv
- early in the disease the antibodies are negative
most common cause for a ventricular arrhythmia
full conductio block occurs with what type of mi?
reentry occurs with what type of mi?
- inferior wall---conduction
the sa and av node blood supply comes from?
right coronary artery--thats why you get a full conduction block and bradycardia
clue to hereditary spherocytosis
high mchs--above 34
rx for symptomatic hepatic adenomas?
- discontinuation of ocp
rx for gonococcal, chlamydial and herpetic conjunctivitis
- systemic therapy
- ceftriaxone for gonoccocal
- erythromycin for chlamydial
- acyclovir for herpetic
best initial test for an symptomatic infant with high ICP
pruritic , erythamatous papules after working with sand
cutaneous larva migrans due to ancylostoma braziliens
next step in diagnosis of metabolic acidosis
how does the following tick borne diseases present?
- ehrlisosis--spotless rmsf. Leukopenia, low platelets
- babeseosis- anemia
what increases precision
- increasing sample size
- meaning--confidence interval of 6.0-7.6 has a high sample population than one with confidence interval of 6.0-9.0
needle shaped crystals
coffin shaped crystals
envelope shaped crystals
- needle shaped---uric acid
- coffin shaped--- struvite stones
- envelope--oxalate---ethylene glycol ingestion
when is oral isotretinoin used
- nodulystic form of acne
- acne causing scars
most common causes for contact dermatitis
- poison ivy
- nickel in metals
management of a person with a likely PE?
give anticoagulation if no contraindications to heparin and then do CT with contrast
nasal polyps develop in adults commonly when ingestion of what occurs?
ingestion of aspirin or nsaids
pyogenic granulomas occur most commonly secondary to what?
what is the non toxic level of oxygen should be kept at ARDS?
less than 50%
what gram negative bacilli produces mucoid colonies?
features of an innocent murmur?
- grade 2
- normal s2
- changes with position
what lab test indicates the function of the liver?
what test indicates the integrity of hepatocytes?
ast, alt, alp
a patient with chronic hepatitis, their pt goes up and their lft go down, interpretation
what lung condition doesnt get clubbin?
retinal hamartoma occurs in what disease
next step for a fetus with congenital abnormality thats incompatible with life?
allow for vaginal delivery
a woman in her 30's gets periods but is infertile, what is the reason
low ovarian reserve
rx for a patient on ssri in whom there is no response?
swtich to another ssri in the same class. if that doesnt work, try a different class
6 month old child with bilious vomiting, and blood in stool, dx?
what poisoning presents with hypersalivation and normal everything else
what causes heat stroke vs heat exhaustion?
- heat stroke---failure of thermoregulation
- heat exhaustion--inadequate fluid and salt replacement
cause of dilute serum and dilute urine?
how does vasovagal syncope present
with lightheadedness and diaphoresis
vasovagal syncope is also called what>?
a patient is unstable and becomes stable with fluids and ultrasound shows fluid in abdomen, next step
when does odds ratio equal relative risk?
if the disease being studied in a case control study is rarewh
what is the normal respiratory quotient?
what does a respiratory quotient of 1.05 mean?
- 0.8 bc all energy sources are being used
- that too much carbs are being consumed and it will be hard to wean of ventilator
which part of the adrenal is responsible for cushings?
rx for acute dementia in elderly?
antipsychotics except in lewy body dementia
when do you do colonoscopy in uc?
8 years after diagnosis and then every year
acute management of pulmmonary edema?
what 2 conditions have decreased c4?
- hereditary angioedema