Thompson 3

Question 1

Proteinuria

Answer 1

• Should not be protein in urine (trace protein isnt a big dael)
• DM, preeclampsia, multipe myeloma, nephrotic syndrome, UTI, blood, muscle breakdown (exercise), illness or stress
  
  • will all cause proteins in urine

Question 2

Conditions which glucose is found in urine

Answer 2

• DM, cushings, liver, pancreatic dz
  
  • YOU CANNOT DIAGNOSE DIABETES BASED ON URINALYSIS
• renal dysfunction

ONLY occurs if blood sugar gets above 300

Question 3

conditions that cuase blood in urine

Answer 3

• Trauma
  
  • Blood without RBCs can mean RHABDOMYOLYSIS
• menses
• blood thinners
• UTI
• renal stones (10% no hematuria)
• cancer in renal system
• often benign (very common)

Question 4

leukocyte esterase in urine

Answer 4

• from the breakdown of WBC
• can indicate UTI (but OVERLY SENSITIVE
• positive with “dirty” clean catch, std, etc

Question 5

Nitrites

Answer 5

• Very specific, low sensitivity for UTI (if you have it it is positive for UTI but misses half of them)
  
  • gram negative bugs produce an enzyme named reductase taht coverts nitrates to nitrites

Question 6

bilirubin in urine

Answer 6

• Hemolytic anemia
• bile obstruction
• hepatitis

Question 7

urobilirubin in urine

Answer 7

• can be seen in hemolysis and in liver disease
  
  • end product of conjugated bilirubin after metabolized by intestines
  • can be falseyly positive in UTI with positive nitrites

Question 8

gross hematuria

Answer 8

menses, cancer, UTI

Question 9

bacteria

Answer 9

• over 5 in women significant in clean catch
• any in men is significant
• ANY on a CATH speCIFMEN SIGNFICANT

Question 10

3 biggest causes of post-surgical fever

Answer 10

• Atelectesis
• surgical infection
• UTI (patient gets foley cath during surgery)

Question 11

STUDY THE SLIDES