RF: *females, breech position, FH DDH, excessively tight swaddling* abnormal development of hip joint tht prevents femoral head from sitting properly in acetabulum what else would be found? Correct Answer: *Apparent leg-length discrepancy* when pt lies supine w/knees flexed: affected leg looks shorter(Galeazzi test) rapidly expanding swelling leading to hypovolemic shock from blood lossĢ week old girl has *asymmetric gluteal skinfolds&increased # thigh creases on right>left*. fatal complication of vacuum-assisted deliveries Subgaleal hemorrhage Correct Answer: -bleeding under galea aponeurotica also, *validity depends on the design*-metanalysis isn't always more valid than other study designsĬephalohematoma vs caput succedaneum Correct Answer: cephalohematoma: DOESN'T cross suture lines & resolves within WEEKS, *can lead to jaundice* b/c RBC breakdown&Calcification after resolution-located UNDER periosteumĬaput succedaneum: like a CAP crosses suture lines&resolves DAYS after birth-serosanuineous fluid collection above periosteum/beneath scalp BUT *increase in statistical power may lead to *statistically SIGNIFICANT* effect sizes that maybe *CLINICALLY IRRELEVANT*=detects a very small effect(eg risk ratio)-not practical ideally, the results are the same as produced by single study w/larger sample size Meta-analysis Correct Answer: -combines results of *several studies* to *increase statistical power* thru an *increased sample size* Rotavirus Correct Answer: *watery diarrhea* in kids age 2 and under Norovirus Correct Answer: -causes viral gastroenteritis sx DON't present ASAP b/c takes time for cysts to mature into trophozoites in host intestines drinking, swimming or consuming food from contaminated water ingestion of unfiltered water while *camping* or hiking transmitted thru *fecal-oral route* or thru *contaminated food or water* greasy, foul-smelling diarrhea, bloating, flatus/belching, weight loss CAUSE of sx? Correct Answer: *giardia lamblia* After vacation, he went back to reg diet fruits, veggies 7 meats. Went on wkd camping trip 3 wks ago and ate the fresh fish. Fam went on cruise to Mexico last month so he tried new foods and went swimming at beach&in cruise ship pool. eased appetite but drinks liquids without difficulty. USMLE Step 3: UWORLD Practice Test 2 With Questions And Answers All Are Correct Testģ yo M has a 8 day hx of 3-4 daily episodes of soft, *foul-smelling diarrhea*. USMLE Step 3: UWORLD Practice Test 2 With Questions And Answers All Are Correct Test Document Content and Description Below
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