Skip to content

Formula Suggestions

Let us know which new formula you would like to see included in MedCalc or how we can enhance existing formulas.

Are we missing a formula?

You've used all your votes and won't be able to post a new idea, but you can still search and comment on existing ideas.

There are two ways to get more votes:

  • When an admin closes an idea you've voted on, you'll get your votes back from that idea.
  • You can remove your votes from an open idea you support.
  • To see ideas you have already voted on, select the "My feedback" filter and select "My open ideas".
(thinking…)

Enter your idea and we'll search to see if someone has already suggested it.

If a similar idea already exists, you can support and comment on it.

If it doesn't exist, you can post your idea so others can support it.

Enter your idea and we'll search to see if someone has already suggested it.

4757 results found

  1. Toronto Sore Throat Rule

    Also see McIsaac and Centor

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  2. MAC values for Isoflurane, Sevoflurane and desflurane

    Input variables would be Agent (gas), expired gas concentration and age.
    Calculated output would be age corrected MAC values for agent in 100% oxygen, 50% N2O and 67% N2O.
    option to input age, agent and % expired N2O and generate a table of expired gas concentration in % to give age corrected MACs of 0.25, 0.5, 0.75, 1.0, 1.5 and 2.0

    27 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    3 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  3. Lung Compliance & Resistance

    Various lung compliance formulas such as:

    dFiO2 = ([80 / a/A ratio + PCO2 / 0.8] / 713) * 100

    CTV = exhaled TV - 3*(PAP - PEEP)

    Static compliance = CTV / (PAP - PEEP)

    Dynamic compliance = CTV / (plateau pressure - PEEP)

    31 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    3 comments  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  4. Local Anesthetics Table

    (onset, duration, max dose) both in subcutaneous administration and neuraxial anesthesia

    116 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    under review  ·  5 comments  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  5. LEMON score (airway assessment)

    Reference ATLS Manual 8th Edition. or the EMJ (emergency medical journal) 2005 22: 99-102

    5 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    1 comment  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  6. Kussmaul

    Acidosis Score

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  7. Kings College Criteria

    Used in acetaminophen poisoning to determine the need for a liver transplant. Parameters are pH < 7.3, PT > 100s (INR > 65), Cr > 3.4.
    Would be nice to see it on here.

    58 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  8. IPT (indice préhospitalier traumatique)

    UL

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  9. IPSS (international prostate symptom score)

    Urology
    http://www.urospec.com/uro/forms/ipss.pdf

    107 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    11 comments  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  10. Insensible fluid loss

    UL

    9 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  11. Innervation Map

    UL

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  12. Ideal weight should include age.

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Enhance Existing Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  13. Heparin Therapy

    http://www.annals.org/content/119/9/874.full
    Raschke RA, Reilly BM, Guidry JR, Fontana JR, Srinivas S. The weight-based heparin dosing nomogram compared with a “standard care” nomogram. A randomized controlled trial. Ann Intern Med. 1993;119:874-81. [PMID: 8214998]

    2 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  14. Hard-Up

    Acidosis Score

    1 vote
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  15. HAD (Hospital anxiety depression scale)

    7 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    2 comments  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  16. Gustilo Anderson

    6 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    1 comment  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  17. Glucose infusion rate calc

    Glucose infusion rate is used with any Dextrose or Central parenteral nutrition infusion for neonates to adults, in mg/kg/min
    See: http://www-users.med.cornell.edu/~spon/picu/calc/glucinfr.htm

    26 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    1 comment  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  18. Global Assessment of Functioning (GAF)

    numeric scale (0 through 100) used by mental health clinicians and physicians to subjectively rate the social, occupational, and psychological functioning of adults

    5 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  19. GFR using Jelliffe both adjusted and not adjusted for BSA.

    GFR estimate using the Jeliffe formula. This is still used clinically by, among others, oncologists.

    26 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    1 comment  ·  New Formulas  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close

  20. GFR after Mayo

    http://www.nierenrechner.de/nierenrechner/GFR-Rechner.htm

    2 votes
    Vote

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
    You have left! (?) (thinking…)
    0 comments  ·  Admin →
    How important is this to you?

    We're glad you're here

    Please sign in to leave feedback
    Signed in as (Sign out)
    Close
    Close
1 2 … 233 235 237 238
  • Don't see your idea?

Formula Suggestions

Categories

Feedback and Knowledge Base

(thinking…)