8. Hypoxemia, polycythaemia, hypercapnia - ANS ✓Blue bloater
(chronic bronchitis)
9. Indurated, ulcerated genital lesion - ANS ✓Nonpainful = syphilis.
Painful with exudate = chancroid
10. Infant with failure to thrive, hepatosplenomegaly,
neurodegeneration - ANS ✓Niemann-Pick disease (genetic
sphingomyelinase deficiency)
11. Infant with hypoglycaemia, failure to thrive, and
hepatomegaly - ANS ✓Cori's disease (debranching enzyme
deficiency, no glycogenolysis) or Von Gierke's
12. Infant with microcephaly, rocker-bottom feet, clenched
hands, and structural heart defect - ANS ✓Edward's syndrome
(Trisomy 18)
20. Necrotizing vasculitis (lungs) and necrotizing GN - ANS
✓Wegner's (c-ANCA) and Goodpasture's (anti-GBM). Wegner's can
also have upper airway involvement
21. Neonate with arm paralysis following difficult birth.
Possible clavicle fx, probably large for gestational age - ANS
✓Erb-Duchenne palsy
22. No lactation postpartum, absent menstruation, cold
intolerance - ANS ✓Sheehan's syndrome
23. Nystagmus, intention tremor, scanning speech, also
bilateral internuclear ophthalmoplegia - ANS ✓MS (Charcot's)
24. Oscillating slow / fast breathing - ANS ✓Cheyne-Stokes
(central apnea from CHF or increased ICP)
USMLE Step 1 Rapid Review
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller DoctorKen. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.