Flashcards in UWorld 1 Deck (25):
What would you suspect as a cause of macrocytic anemia in a pt w/ vitiligo or Hashimoto's thyroiditis?
_______ is defined as the presence of Sx of schizophrenia along with mood Sx (major depression, bipolar disorder, or a mixed episode).
_______ should be suspected in pts w/ blunt thoracic trauma who remain tachypneic and hypotensive despite aggressive fluid resuscitation. Classic X-ray findings reveal multiple rib fractures overlying a lung contusion.
What cranial injury causes a biconvex hematoma on CT?
What cranial injury appears as a uniconvex (semilenticular) hematoma on CT?
What are the most common sites of hypertensive intracerebral hemorrhage?
putamen and thalamus
What is the first-line drug for seizures in the emergency setting (e.g. status epilepticus)?
What is the 2nd line Tx for seizures in the emergency setting?
What is the most common primary bone tumor affecting children and young adults?
What is the typical PE finding in osteosarcoma?
tender soft-tissue mass
What are the classic x-ray findings of osteosarcoma?
ssunburst pattern and Codman's triangle (periosteal elevation)
What is the typical x-ray finding in Ewing's sarcoma?
onion-skin periosteal rxn
Where does osteosarcoma usu occur generally? What specific 3 sites are seen most often?
metaphysis of long bones; distal femur, proximal tibia, proximal humerus
What will happen to methylmalonic acid levels in B12 def?
What will happen to methylmalonic acid levels in B6 def?
What substance will accumulate in the blood in both B6 and B12 def?
_______ classically presents as a brawny, edematous, erythematous, cutaneous plaque w/ a "peau d'orange" appearance overlying a breast mass.
Inflammatory breast carcinoma
What is the most vcommon cause of hypercalcemia in ambulatory pts?
What is the most common cause of primary hyperparathyroidism?
Indomethacin and hydrochlorothiazide are used in the Tx of what kind of diabetes insipidus?
A holosystolic murmur at the lower sternum that increases w/ inspiration is most likely _______.
What antibiotic should be used as empiric tx for endocarditis in an IV drug abuser?
What is the most common cause of hypercalcemia in hospitalized pts?
malignancy, of course
How does sarcoidosis cause increased serum calcium levels?
increased conversion of 25-OH vit D to 1,25-OH vit D in granulation tissue