Bonus

First Aid Microbiology Tables

These Tables were cut from the 2010 First Aid Edition and are provided here:


First Aid Step 1Casebook

View all posted Step 1 cases

 

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  • First Aid for the USMLE Step 1 Casebook – A newborn boy with apparent birth defects - A newborn boy is found to have an increased head circumference, macroglossia, an umbilical hernia, lethargy, and a hoarse cry. The mother has no significant past medical history, takes no medications, and received adequate prenatal care. His serum thyroxine (T4) concentration is ~50% that of normal [...]
  • First Aid for the USMLE Step 1 Casebook – 4 year old boy with seizures - A 4-year-old boy is brought to the emergency department after being seen shaking on the floor. He had been playing with a video game when the episode began. He has no prior history of seizures or neurologic disorders. The episode resolved after 2 minutes. >>>What is the most likely diagnosis for [...]
  • First Aid for the USMLE Step 1 Casebook – A Student Under Stress - Check out today’s Step 1 Casebook Challenge. Know the answers? Post them below! Don’t forget to check back tomorrow for an update with the correct answers and explanations. A bright medical student is studying for the USMLE Step 1 in the library basement. Although he feels that he would much rather [...]
  • First Aid for the USMLE Step 1 Casebook – Statins - A woman rushes her 65-year-old husband into the emergency department after he said he felt crushing chest pain while eating a steak. Blood work is ordered and the physician finds that the man’s cholesterol is very high and that the man most likely had an acute myocardial infarction because of the [...]
  • First Aid for the USMLE Step 1 Casebook – A 22-year-old grieving woman - A 22-year-old woman who has recently lost her father in an automobile accident comes to her psychiatrist for psychotherapy. Over the past 7 months of undergoing therapy, she has had an increasing number of symptoms such as hallucinations, including “seeing her father in the hallway,” that are not [...]

  • Step 1 USMLE-Rx Questions

    View all posted Step 1 USMLE-Rx Questions

     

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  • USMLE-Rx Step 1 Qmax Challenge #2251 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 61-year-old woman complains of a tingling sensation in her feet that has become progressively worse over the past several months. On [...]
  • USMLE-Rx Step 1 Qmax Challenge #2246 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. ABO testing on a sample of B-positive blood and two unknown sample types (donor and recipient) is performed. Positive antibody-antigen [...]
  • USMLE-Rx Step 1 Qmax Challenge #2235 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. Comparing the oxygen-hemoglobin dissociation curves in the image, which of the following conditions represents curve B as compared to [...]
  • USMLE-Rx Step 1 Qmax Challenge #2216 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 71-year-old Russian man comes to the physician complaining of a 4-month history of fatigue, low-grade fevers, night sweats, and [...]
  • USMLE-Rx Step 1 Qmax Challenge #2201 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 25-year-old man with a history of intravenous drug use presents to the physician with pain and swelling over his right upper arm. His [...]
  • USMLE-Rx Step 1 Qmax Challenge #2179 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 12-year-old girl is brought to the pediatrician because of a fever of 39.7°C (103.5°F), trouble swallowing, and drooling. Within a [...]
  • USMLE-Rx Step 1 Qmax Challenge #2102 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 27-year-old woman presents to her physician complaining of flu-like symptoms. She reports that she has been feeling fatigued with [...]
  • USMLE-Rx Step 1 Qmax Challenge #2076 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 2-year-old girl presents to the emergency room because of the acute onset of fevers to 40°C (104°F). On physical examination, she [...]
  • USMLE-Rx Step 1 Qmax Challenge #2050 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. Four months after a kidney transplant, a 67-year-old man develops a fever of 38.9°C (102°F) and a productive cough. Fearing that [...]
  • USMLE-Rx Step 1 Qmax Challenge #2021 - Check out today’s Step 1 Qmax Question Challenge. Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation. A 3-week-old girl is brought to the emergency department by her mother, who says her daughter has suddenly developed a large, tense [...]

  • First Aid Step 2CK Casebook

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  • First Aid for the USMLE Step 2 Casebook: A 70-year-old man with increasing shortness of breath - A 70-year-old man presents to the emergency department complaining of increased shortness of breath with minimal exercise, cough, and fatigue. These symptoms began 2 weeks ago and have progressed gradually. He reports he used to feel this way “all the time” years ago, but that this has not happened [...]

  • Step 2CK USMLE-Rx Questions

    View all posted Step 2CK USMLE-Rx Questions

     

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  • USMLE-Rx Step 2 Qmax Challenge #23826 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 24-year-old woman presents to her primary care physician because of a 1-week history mild vulvar irritation. Her [...]
  • USMLE-Rx Step 2 Qmax Challenge #23775 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 65-year-old man with a long history of hypertension and cocaine abuse presents to the emergency department [...]
  • USMLE-Rx Step 2 Qmax Challenge #23734 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 70-year-old man is seen in the emergency department because of lower left quadrant abdominal pain that he describes [...]
  • USMLE-Rx Step 2 Qmax Challenge #23682 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 16-year-old girl who recently immigrated to the United States presents to her pediatrician with complaints of fever, [...]
  • USMLE-Rx Step 2 Qmax Challenge #23642 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. Four hours after birth, a neonate without dysmorphic features has noticeable periorbital and perioral cyanosis, [...]
  • USMLE-Rx Step 2 Qmax Challenge #23580 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 17-year-old boy presents to the emergency department after being rescued from the scene of a motor vehicle accident. [...]
  • USMLE-Rx Step 2 Qmax Challenge #23531 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. A 20-year-old primigravid woman with no significant medical history is 13 weeks’ pregnant. Over the past week, she has [...]
  • USMLE-Rx Step 2 Qmax Challenge #23462 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back for an update with the correct answer and explanation. An 86-year-old man is brought to the emergency department by ambulance after falling in his bathroom. He is unarousable [...]
  • USMLE-Rx Step 2 Qmax Challenge #23424 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back Saturday for an update with the correct answer and explanation. A 62-year-old man presents for his first check-up in 10 years. He has been a smoker for 45 years and typically [...]
  • USMLE-Rx Step 2 Qmax Challenge #23389 - Check out today’s Step 2 Qmax Question Challenge. Know the answer? Post it in the comments below! Don’t forget to check back Saturday for an update with the correct answer and explanation. Over the course of a year, a 45-year-old woman experiences several attacks of double vision, lower extremity [...]
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