USMLE-Rx Step 2 Practice Q's

USMLE-Rx Step 2 Qmax Challenge #21566

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USMLE-Rx Step 2 Qmax Challenge #21566A 3-year-old girl is brought to the emergency department from her day care center. Over the course of the day, she has had four episodes of nonbloody nonbilious emesis. She has also been extremely lethargic and difficult to arouse. The day care center tried to reach her mother at work but was unsuccessful. She was born vaginally at 39 weeks’ gestation after a normal uncomplicated pregnancy and delivery. She is the youngest of seven children and her father has been incarcerated for the past 2 years. Her heart rate is 60/min. Her anterior fontanelle is full and her pupils are poorly reactive to light bilaterally. Cardiac examination is normal. Her lungs are clear to auscultation bilaterally with shallow breath sounds. She has bruising and tenderness over her posterior lower ribs. An image from a non-contrast head CT is shown below.

Which of the following is the most likely diagnosis?

A. Coagulation disorder
B. Glutaric aciduria type 1
C. Intracranial aneurysm
D. Meningitis
E. Shaken baby syndrome

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This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 Qmax Challenge #21558

9

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USMLE-Rx Step 2 Qmax Challenge #21558A 12-month-old boy is brought to his pediatrician by his parents. He had a normal, healthy childhood until 1 month ago. His parents complain that over the past month he has been vomiting frequently, and also appears to be increasingly irritable. He is now taking more naps during the day and is playing less than usual. His parents also think there is a problem with his sight, as he often does not appear to see toys and furniture that are directly in his line of vision. The child is afebrile with a pulse of 140/min, blood pressure of 90/56 mm Hg, and respiratory rate of 24/min. Results of ophthalmologic examination are shown in the image.

Which of the following is the most appropriate next step in managing this patient?

A. Administer mannitol
B. Administer timolol
C. CT of the head without contrast
D. Lumbar puncture
E. MRI of the brain

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This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 CK Qmax Challenge #21527

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USMLE-Rx Step 2 Qmax Challenge #21527A 19-year-old male college student presents with a complaint of a burning sensation while urinating and penile discharge for the past several days. He has no significant medical history. He is currently sexually active with a new partner of the past 3 weeks. He does not always use barrier contraception. On examination, the patient is in no acute distress and is afebrile; his heart rate is 65/min and blood pressure is 125/70 mm Hg. External genital examination is notable for an absence of vesicles, pustules, or rashes. There is thick, white, purulent discharge at the urethral meatus. A swab is inserted 2-3 cm into the urethra, and a Gram-stained sample of the discharge is shown in the image.

In addition to the treatment for this organism, a course of what other treatment should be offered?

A. Acyclovir
B. Ceftriaxone
C. Doxycycline
D. Fluconazole
E. Penicillin G

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This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 Qmax Challenge #21516

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USMLE-Rx Step 2 Qmax Challenge #21516A 32-year-old G1P1 woman presents to an outpatient gynecology clinic with a complaint of stale, white vaginal discharge for the past 4 days. She is sexually active with a monogamous partner of 8 years. She denies vaginal spotting, genital pruritus, or dysuria. A vaginal speculum examination reveals a copious amount of malodorous, grey-white discharge. A sample is obtained, and on potassium hydroxide preparation a strong fishy odor is detected. A photomicrograph is shown in the image.

Which of the following is the optimal treatment for this patient?

A. Treat her and her partner with oral fluconazole and test for other sexually transmitted diseases
B. Treat her and her partner with oral metronidazole and test for other sexually transmitted diseases
C. Treat her with oral fluconazole
D. Treat her with oral fluconazole and test for other sexually transmitted diseases
E. Treat her with oral metronidazole
F. Treat her with oral metronidazole and test for other sexually transmitted diseases

———————–

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This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 Qmax Challenge #21515

8

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USMLE-Rx Step 2 Qmax Challenge #21515A 42-year-old G2P2 obese woman is seen at an outpatient gynecology clinic with a 2-day history of thick, curd-like white discharge with intense vaginal swelling, burning, and itching. She has required treatment for similar symptoms four times in the past 2 years. A speculum examination reveals thick, white cottage cheese-like vaginal discharge and erythematous vaginal mucosa. Gram stain of a sample of the discharge is shown in the image.

Which of the following would predispose the patient to recurrence of these symptoms?

A. Cervical neoplasia
B. Diabetes
C. Herpes simplex virus infection
D. Hypercholesterolemia
E. Multiple sexual partners
F. Unknown HIV infection

———————–

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This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 Qmax Challenge #21514

13

Check out today’s Step 1 Qmax Question Challenge.

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USMLE-Rx Step 2 Qmax Challenge #21514An 18-year-old college student presents to the student health clinic with a complaint of copious yellow vaginal discharge. She has been sexually active with a new partner for the past month, but she is unsure if her partner is monogamous. A speculum examination reveals petechiae in the upper vagina and malodorous, yellow-green discharge. A potassium hydroxide preparation reveals no organisms, and results of phase contrast wet mount microscopy are shown in the image.

Which of the following is the most appropriate treatment?

A. Treat her and her partner with oral fluconazole and test for other sexually transmitted diseases
B. Treat her and her partner with oral metronidazole and test for other sexually transmitted diseases
C. Treat her with oral fluconazole and test for other sexually transmitted diseases
D. Treat her with oral metronidazole and test for other sexually transmitted diseases
E. Treat her with vaginal fluconazole and test for other sexually transmitted diseases
F. Treat her with vaginal metronidazole and test for other sexually transmitted diseases

———————–

Want to know the ‘bottom line?’ Purchase a USMLE-Rx Subscription and get many more features, more questions, and passages from First Aid, including images, references, and other facts relevant to this question.

This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

USMLE-Rx Step 2 Qmax Challenge #21507

6

Check out today’s Step 1 Qmax Question Challenge.

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USMLE-Rx Step 2 Qmax Challenge #21507A 23-year-old G1P0 woman at 37 weeks’ gestation is seen in the antepartum care unit. She is having regular contractions and the cervix is two fingerbreadths dilated on sterile pelvic examination. Results of electronic fetal heart monitoring are shown in the image.

What mechanism best explains the findings seen on this tracing?

A. Artifact from strong uterine contractions
B. Compression of the umbilical cord by uterine contractions
C. Fetal arrhythmia
D. Pressure on the fetal head coincident with uterine contractions
E. Reflex response to fetal hypoxia from fetal anemia

———————–

Want to know the ‘bottom line?’ Purchase a USMLE-Rx Subscription and get many more features, more questions, and passages from First Aid, including images, references, and other facts relevant to this question.

This practice question is an actual question from the USMLE-Rx Step 2 CK test bank. Get more Step 2 CK study help at USMLE-Rx.com.

 

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