Medicine UWORLD

Question 1

Large amount of blood on UA w/ absence of RBCs on micro

Answer 1

myoglobinuria, usually from rhabdo

Question 2

Lithium kidney side effect

Answer 2

diabetes insipidus

Concentrated serum, dilute urine

Question 3

Glucocorticoid adrenal suppression

Answer 3

Low ACTH and cortisol (acts at brain level)

Question 4

Pheo’s are tumors of what cell type

Answer 4

chromaffin cells

Question 5

Primary biliary cholangitis s/s and lab

Answer 5

middle aged woman, fatigue, pruritus, hepatomegaly, and ↑ alk phos

anti-mitochondrial ab

Question 6

Treatment options for end stage renal disease

Answer 6

dialysis

renal transplant

Question 7

Persistent tachycardia (narrow or wide) should be treated with

Answer 7

synchronized cardioversion

Question 8

Albumin Calcium relationship

Answer 8

40-45% of Ca is bound to albumin
↓ Albu= ↓ Ca

*Active Ca is usually fine tho

Question 9

Diastolic murmur workup

Answer 9

dia= pathologic

get an echo

Question 10

Strongest predictor of stent thrombus

Answer 10

Medication non compliance

Question 11

Scabies topical treatment

Answer 11

Permethrin

Question 12

CD4 count of 50 with bloody diarrhea

Answer 12

CMV

Do an eye exam too

Question 13

Rare dominant condition that affects all blood vessels leading to recurrent bleeding
Has telangictasias and AVMs

Answer 13

Osler-Weber-rendu syndrome

Question 14

Most common skin cancer in imunosupressed

Answer 14

Squamous

Question 15

What is hypertonic saline

Answer 15

3%

Treats siadh

Question 16

Normal saline vs half normal percentage

Answer 16

Normal 0.9

Half 0.45

Question 17

Antibiotic that might cause nephro tox

Answer 17

Aminoglycosides