C – Retinitis pigmentosa most commonly has an autosomal dominant inheritance pattern, but the tree we have shows clear X-linked inheritance.Onycholysis (Plummer’s nails) is one of them, but as long as you didn’t somehow let it distract you, the rest of the question info (cold intolerance, anxiety, low BMI) points you in the right direction as well.* D – That’s a lot of hyperthyroidism symptoms.Post-strep glomerulonephritis is a type III hypersensitivity, an immune-complex deposition disease that consumes complement (C3). C – She has glomerulonephritis in the setting of what looks like strep throat.These do have a tendency to bleed, especially when large, which is an indication to stop her hormonal contraceptive.* A – Of the choices, the best explanation for a liver mass in an otherwise healthy female is a hepatic adenoma, a benign lesion for which the patient’s OCPs are a common modifiable risk factor.Adults most commonly get polyarthralgia (and sometimes, dangerously, aplastic anemia).* The kid’s vague description is a perfectly good fit for the slapped cheek of Parvovirus B19.

E – Rash and arthritis after exposure to a sick kid with a “facial rash” and fever.

Total practice time should be no more than 3:30 if taking under test-day conditions. Blocks 3 and 4 are “Advanced Clinical Medicine” (ACM). If you need another question source, I haven’t tried any of them, but you can get 10% off BoardVitals if you’re interested by using code BW10.Īs for this free 137-question practice exam, Blocks 1 and 2 are “Foundations of Independent Practice” (FIP). If you want books recs, they’re in that post. In short, I think the free materials and UWorld should be enough for most folks. Since writing that post, the only substantive change in the exam has been the ability to schedule CCS on a nonconsecutive day. You can find my thoughts on preparing for Step 3 here. The asterisks (*) signify one of the 71 new questions. The one before that, which I explained here, was revised in November 2017. My explanations for the 2018/2019 set are here.

Here are my explanations for the November 2020 update of the official practice materials.

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