F DIAGNOSTIC TEST to undego when you are sick |Online Nursing Classes

10/29/08

DIAGNOSTIC TEST to undego when you are sick

1. PPD test

  • read result 48 - 72 hrs after injection
  • for HIV positive clients, induration of 5mm is considered positive
  • 10mm above is considered positive
2. Broncography
  • secure consent
  • check for allergies to seafood or iodine or anesthesia
  • NPO 6-8 hrs before the test
  • NPO until gag reflex return to prevent aspiration
3. Thoracentesis - aspiration of fluid in the pleural space
  • 2nd - 3rd rib (for air)
  • 8th - 9th rib ( for fluid)
  • secure consent, take VS
  • position upright leaning o overbed table
  • avoid cough during insertion to prevent pleural perforation
  • turn to unaffected side after the procedure to prevent leakage of fluid in the thoracic cavity
  • check for expectoration of blood. This indicate trauma and should be reported to MD immediately
4. Holter Monitor
  • it is continuous ECG monitoring over 24 hrs period
  • the portable monitoring is called telemetry unit
5. Echocardiogram
  • ultrasound to assess cardiac structure and mobility
  • client should remain still, in supine position slightly turn to the left side, with HOB elevated 15-20 degrees
6. Electrocardiography (ECG)
  • if the patient's skin is oily. scaly, or diaphoretic, rub the electrode with a dry 4x4 gauze to enhance electrode contact
  • if the area is excessively hairy, clip it
  • remove client's jewelry, coins, belt, or any metal
  • tell client to remain still during the procedure
7. Cardiac Catheterization
  • secure consent
  • assess allergy to iodine, shellfish
  • VS, weight for baseline data
  • have client void before the procedure
  • monitor PT, PTT, ECG prior to test
  • NPO for 4-6 hrs before the test
  • shave the groin or brachial area
  • after the procedure: bedrest to prevent bleeding on the site, do not flex extremity
  • elevate the affected extremities on extended position to promote blood supply back to the heart and prevent thromboplebitis
  • monitor VS especially peripheral pulses
  • apply pressure dressing over the punctured site
  • monitor extremity for color, temp, tingling to assess for impaired circulation
8. MRI
  • secure consent
  • the procedure will last 45 - 60 min
  • assess client for claustrophobia
  • remove all metal items
  • client should remain still
  • tell client that he will feel nothing but may hear noises
  • client with pacemaker, prosthetic valves implanted clips, wires are not eligible for MRI
  • client with cardiac and respiratory complication may be excluded
  • instruct client on feeling of warmth or shortness of breath if contrast medium is used during the procedure
9. UGIS - Barium Swallow
  • instruct client on low residue diet 1-3 days before the procedure
  • administer laxative evening before the procedure
  • NPO after midnight
  • instruct client to drink a cup of flavored barium x-rays are taken every 30 min until barium advances through the small bowel
  • film can be taken as long as 24 hrs later
  • force fluid after the test to prevent constipation/barium impaction
10. LGIS - Barium Enema
  • instruct client on low residue diet 1 - 3 days before the procedure
  • administer laxative evening before the procedure
  • x-ray can be taken 24 hrs
  • NPO after midnight
  • administer suppository in AM
  • enema until clear
  • force fluid after the test to prevent constipation
11. Liver Biopsy
  • 6th - 7th rib - location for insertion
  • secure consent
  • NPO 2-4 hrs before the test
  • monitor PT, Vit K at bedside
  • place the client in supine at the right side of the bed
  • instruct client to inhale and exhale deeply for several times and then exhale and hold breath while the MD insert the needle
  • right lateral post procedure for 4 hrs to apply pressure and prevent bleeding
  • bedrest for 24 hrs
  • observe for signs of peritonitis
12. Paracentesis - for ascites
  • secure consent, check VS
  • let the patient void before the procedure to prevent puncture of the bladder
  • check for serum protein. Excessive loss of plasma protein may lead to hypervolemic shock
Lumbar puncture
  • obtain consent
  • instruct client to empty the bladder and bowel
  • position the client in lateral recumbent with back at the edge of the examining table
  • instruct the client to remain still
  • obtain the specimen per MD's order
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