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UWORLD STEP 2 CK NBME, QUESTIONS WITH COMPLETE SOLUTIONS
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UWORLD STEP 2 CK NBME, QUESTIONS WITH COMPLETE SOLUTIONS
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UWORLD STEP 2 CK NBME, QUESTIONS WITHCOMPLETE SOLUTIONS
__ and ___ the most frequent causes of both early-onset (<3-7
days) and late-onset sepsis. Correct Answer *GBS + E.coli*
- term infants GBS
- preterm infants E.coli
Ampicillin + Gentamicin
__ benign bone-forming tumor presents with progressively INC
pain that worsens at night w/o relation to physical activity.
Proximal femur most commonly affected site, pain improved
with NSAIDs. Correct Answer *Osteoid osteoma*
- followed w/ serial exams + x-rays every 4-5 mo. to monitor the
lesion
__ benign, noninflammatory enlargement of the salivary glands.
Seen in patient with advanced liver disease as well as variety of
dietary and nutritional disorders. Correct Answer Sialiadenosis
__ can cause secondary HTN usually presents with elevated
serum creating and abnormal UA. Correct Answer Renal
parenchymal disease
__ cause neutrophilic by increasing bone marrow release and
mobilizing the marginated neutrophil pool. Eosinophils and
lymphocytes are decreased. Correct Answer Glucocorticoids
,__ characterized by dendriform corneal ulcers and a vesicular
rash in the trigeminal distribution. Correct Answer Herpes
zoster opthalmicus
- tx w/in 72 hours after eruption with high dose acyclovir
reduces development of complications
__ deficiency may result from chronic total parenteral nutrition
or malabsorption. Sx alopecia, skin lesions, abnormal taste, and
impaired wound healing. Correct Answer Zinc
- whole grains, beans, nuts
- jejunum
__ defined as treatment given before the standard therapy. Pt
gets radiation therapy before radical prostatectomy. Correct
Answer Neoadjuvant
__ diffuse, ecchymotic, swelling of the scalp. Involves portion
of the head presenting during vertex delivery. It may extend
across the midline + cross suture lines. Correct Answer Caput
seccedaneum
__ disease of children. Lymphoblasts lack peroxidase positive
granules contain cytoplasmic aggregates of periodic acid Schiff
(PAS) positive material. Immunostaining TdT is positive on pre
B and pre T lymphoblasts. Correct Answer ALL
- 2-10 y/o
__ disease of the vertebrae typically presents as pain that is
chronic, dull, worse at night, and changes little with activity.
Pain non-radiating. Correct Answer Metastatic disease
,__ early decrescendo diastolic murmur heart best along the left
sternal border at the 3rd and 4th intercostal space with pt sitting
up, leaving forward, and holding breath after full expiration.
Correct Answer AR
__ holosytolic murmur heard best at the apex w/ radiation to the
axilla. Clinically exertion dyspnea, fatigue, a. fib, signs of HF.
Correct Answer MR
__ is a chronic skin disorder that presents as painful tender
masses with inflammation, scarring, and sinus tract formation.
Correct Answer Hidradenitis suppurativa (acne inversa)
- axillae, inner thighs, scarring, and sinus tract formation
__ is a frequent cause of osteomyelitis in adults with Hx of nail
puncture wound. Correct Answer Pseudomonas aeruginosa
- puncture occurs through rubber-soled footwear
Tx: FQs and aggressive surgical debridement
children: staph aureus MCC osteomyelitis
__ is a neoplasm that is associated with systemic syndromes,
including myasthenia gravis and pemphigus. Correct Answer
Thymoma, neoplasm thymus
__ is a potential complication of tonsillitis and requires both IV
antibiotics and urgent drainage. Correct Answer *Peritonsillar
abscess*
- muffled or "hot potato voice", deviation of the uvula
- unilateral lymphadenopathy
, - can be fatal 2/2 airway obstruction can spread to
paraphyryngeal space involving the carotid sheath
__ is a potentially fatal complication of nutritional rehabilitation
in anorexia nervosa. Carb intake stimulates insulin activity
promotes cell uptake phosphorus, K+, Mg2+. Arrhythmias and
cardiopulmonary findings. Correct Answer
__ is a prokinetic agent used to tx N/V, gastroparesis. Pts taking
this med should be monitored closely for the development of
drug-induced extrapyramidal symptoms. Correct Answer
*Metoclopramide*
= dopamine receptor antagonist
- tx nausea/vomiting/gastroparesis
- SE: agitation, loose stools, tardive dyskinesia, dystonic rxns,
parkinsonism
tx dystonic rxn: Benztropine or Diphenhydramine
__ is a serious complication of influenza pneumonia. Correct
Answer Staph aureus
- pt presents with influenza improves with oseltamivir then
develop pneumonia 2 weeks after presentation
- gram + cocci in clusters
- can cause post-vital URI necrotizing pulmonary
bronchopneumonia with multiple nodular infiltrates that can
capitate to cause small abscesses
__ is a useful clinical tool that can differential between cardiac
and over disease-related causes of LE edema. Correct Answer
*Hepatojugular reflux*
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