Blood Exam: White Blood Cells and Fasting Blood Sugar

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Questions and Answers

When inserting a Sengstaken-Blakemore tube, what is the correct sequence of steps?

Insert new, tie, knot, untie old

What is the indication for using a Sengstaken-Blakemore tube?

Esophageal varices

How should the ties of a Sengstaken-Blakemore tube fit?

Snugly, with 2 fingers able to be inserted

Where should the ties of a Sengstaken-Blakemore tube be positioned?

<p>At the side of the neck</p> Signup and view all the answers

What is the purpose of the mnemonic 'FATHER DON'T WAIT'?

<p>To guide the preparation of the patient for nasogastric tube insertion</p> Signup and view all the answers

What should be prepared at the bedside for nasogastric tube insertion?

<p>Suction machine, obturator, and inner cannula</p> Signup and view all the answers

What is the recommended position for a conscious patient during nasogastric tube insertion?

<p>Upright or high-fowlers position</p> Signup and view all the answers

What is the recommended position for an unconscious patient during nasogastric tube insertion?

<p>Upright or high-fowlers position with head turned to the right</p> Signup and view all the answers

What is a precaution to be taken during Sengstaken-Blakemore tube insertion?

<p>Always keep a pair of scissors at bedside</p> Signup and view all the answers

What is a component of the Sengstaken-Blakemore tube?

<p>Gastric balloon and esophageal balloon</p> Signup and view all the answers

Study Notes

Blood Exam

  • White Blood Cell count: 5,000 to 10,000/ul
  • Leukocytosis: infection or inflammation, indicated by an increased WBC count
  • Leukopenia: risk of infection, indicated by a decreased WBC count

Lipoprotein

  • Lipoprotein: transporter of fats
  • HDL (Good): fats move from blood vessels to liver
  • LDL (Bad): fats move from liver to blood vessels

Hematocrit and Hemoglobin

  • Hematocrit (Hct): RBC concentration to blood
  • Male: 41%-51%, Female: 36%-46%
  • Hemoglobin (Hb): Male: 14g/dl to 18g/dl, Female: 12g/dl to 16g/dl
  • Relationship: Hct and Hb are directly related
  • Polycythemia: increased RBC count, indicated by increased Hct
  • Anemia: decreased RBC count, indicated by decreased Hct

Arterial Blood Gases (ABG)

  • pH range: 7.35-7.45
  • Respiratory Opposite pH (ROME)
  • Metabolic Equal or same direction with pH
  • Buffers: Respiratory PaCO2 and Metabolic HCO3
  • Parameter that meets ROME = PROBLEM
  • Parameter that fails ROME = other values

Barium Studies

  • Fluoroscopy: series of x-rays
  • Contraindicated: Pregnant women
  • Barium Swallow:
    • NPO: post midnight
    • Assess for allergy to barium
    • Position: Fowler's
  • Barium Enema:
    • Low residue diet
    • Laxative
    • NPO: post midnight
    • If affected side is posterior, place patient in prone position

Chest Physiotherapy (CPT)

  • Best time: before meals or bedtime, 2 hours after meals, after nebulization
  • Time: 10-15 minutes
  • Entire CPT should not be more than 30 minutes
  • Vest: increase frequency chest wall oscillation (suction after)

Suctioning

  • To clear airway and maintain patent airway
  • Who needs suctioning?
  • Remove old ties and insert new ties
  • Ties fit snugly if 2 fingers can be inserted
  • Tied at the side of the neck

Nasogastric Tube Insertion

  • Position:
    • Conscious: Upright/ High-fowlers
    • Unconscious: Upright/ high-fowlers with head turned to RIGHT
  • Prepare at bedside: suction machine, obturator, and inner cannula

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