Categories: Respirology/ ICU

Lactated Ringer’s (LR)

Isotonic

pH 6.6

130 mEq Sodium

4 mEq Potassium

3 mEq Calcium

109 mEq Chloride

28 mEq Sodium Lactate (provides 9 calories/liter)

MORE INFORMATION:

Isotonic hydration; replaces (negligible) electrolytes and extra-cellular fluid losses; can buffer mild to moderate acidosis (the lactate is metabolized into bicarbonate which counteracts the acidosis)

REFERENCES

  1. Chapter 9. Regulation of Acid-Base Balance. Vander’s Renal Physiology, 8e
Get Medical Pearls directly to your inbox every week!
Weekly posts with high yield medical knowledge, directly to your mailbox!
Dr. C Humphreys

Internal Medicine

Share
Published by
Dr. C Humphreys

Recent Posts

Nocturia and OSA: Mechanism

Nocturia is a common symptom associated with obstructive sleep apnea. [1] Img Cred: Am J…

8 months ago

ASD vs. VSD Murmur Difference

ASD (Atrial Septal Defect) Wide, Fixed split S2 (in contrast to the normal variation in…

8 months ago

Mechanism of a Mixed Apnea

Mixed apneas are characterized by absent respiratory effort and airflow in the first section of…

2 years ago

How Does Hypothyroidism Cause Hypoventilation?

Although rare, the differential diagnosis of hypoventilation and hypercapnia respiratory failure includes hypothyroidism. It is…

2 years ago

Why is Pro-BNP/ BNP lower in Obesity?

B-type natriuretic peptide (BNP) is a hormone created in response to cardiac wall stretch due…

2 years ago

What is Peribronchovascular Distribution on CT imaging?

A common finding described on computed tomography (CT) imaging. A disease with a peribronchovascular distribution…

3 years ago

This website uses cookies.