Book Your Coagulation Profile Test in London Today What Tests You Need at Marylebone Diagnostic Centre

Coagulation Profile Test – Cost, Purpose & Fast Results in London

Reviewed by Dr Lauren Holland • Marylebone Diagnostic Centre
Results within 24 – 42 hours. Westminster residents receive 20% off.

A coagulation profile is a blood test that checks how well your blood clots. It is an important assessment for bleeding, bruising, heavy periods, nosebleeds, clotting disorders, liver disease and pre-surgery screening. Many patients in London request this test when they notice unexplained bruising, bleeding gums, prolonged bleeding after cuts, or when advised before an operation.

This guide explains the cost, test list, purpose, procedure, and what results mean. All information is tailored to private testing at Marylebone Diagnostic Centre in central London.

What Is a Coagulation Profile Test?

A coagulation profile (clotting screen) measures how quickly and effectively blood forms a clot.

It usually includes:

  • PT (Prothrombin Time)
  • INR (International Normalised Ratio)
  • APTT (Activated Partial Thromboplastin Time)
  • Fibrinogen
  • Sometimes: D-dimer, if clinically indicated

These tests help detect clotting problems, bleeding disorders, liver disease, vitamin K deficiency, and monitor patients on blood thinners.

Who Needs a Coagulation Test?

You may need a clotting screen if you have:

  • frequent nosebleeds
  • easy bruising
  • prolonged bleeding
  • heavy periods
  • bleeding after dental work
  • history of blood clots
  • liver disease
  • unexplained fatigue with bruising
  • upcoming surgery
  • are taking blood thinners

Clinically, we see many London patients request this test before cosmetic procedures, minor surgery, and dental work.

What Is Included in the Coagulation Profile?

Here is the MDC-standard panel:

PT (Prothrombin Time)
Measures how quickly your blood clots through the external pathway.
INR
A standardised clotting measure, especially important for those on warfarin or with liver-related concerns.
APTT
Assesses the internal clotting pathway and helps detect clotting abnormalities.
Fibrinogen
Checks for bleeding risk and can rise in inflammation, trauma or severe infection.
Optional Add-on: D-dimer
Used when symptoms suggest DVT, clotting risk or unexplained chest pain or breathlessness.

Do You Need to Fast for a Coagulation Profile?

No. Fasting is not required.
You can take the test at any time of day.

Coagulation Profile Test Procedure

  1. A small blood sample is taken from your arm.
  2. The sample goes to our laboratory for clotting time measurement.
  3. Results are usually ready within 24 – 42 hours.
  4. MDC clinicians review and explain results when needed.

The procedure takes less than 5 minutes.

Table: Coagulation Profile Test Components & Purpose

Test NameWhat It MeasuresWhy It Matters
PTClotting timeDetects bleeding disorders and liver issues
INRStandardised PTEssential for patients on warfarin
APTTInternal clotting pathwayIdentifies clotting factor deficiencies
FibrinogenClotting protein levelIndicates bleeding risk or inflammation
D-dimer (optional)Breakdown of clotsUsed to assess clot risk (DVT/PE)

Understanding Coagulation Profile Results

Normal Range (general clinical reference):

  • PT: 11–14 seconds, varies slightly by lab
  • INR: 0.8–1.2 for healthy adults
  • APTT: 25–35 seconds
  • Fibrinogen: 2.0–4.0 g/L

Your exact interpretation depends on clinical context.

Common abnormal result patterns:

High INR or prolonged PT

  • liver disease
  • vitamin K deficiency
  • blood thinners
  • bleeding disorder

High APTT

  • factor deficiency
  • lupus anticoagulant
  • heparin use

Low fibrinogen

  • severe liver disease
  • bleeding disorder
  • dilution from large transfusion

High fibrinogen

  • inflammation
  • infection
  • pregnancy

Coagulation Profile Test Cost at MDC

The cost of a private coagulation profile varies in the UK, typically between £60 and £150 depending on whether D-dimer or fibrinogen testing is included.

At Marylebone Diagnostic Centre:

  • Coagulation Profile (PT, INR, APTT): Call Us to Book your test or use WhatsApp to text us.
  • Coagulation + Fibrinogen: please call clinic

Additional optional tests:

  • D-dimer
  • Full Blood Count
  • Liver Function Test

All results are returned within 24–42 hours.

Is the Test Private and Confidential?

Yes. All testing at MDC is fully private, discreet, and handled by trained clinicians.
Results are provided securely and are never shared without your permission.

How Long Until Results?

Most coagulation profiles are completed within:

  • 24 – 42 hours
  • Faster turnaround available depending on clinic workflow
Marylebone diagnostic centre main

FAQ

How much does a coagulation test cost?
Private coagulation tests in the UK usually cost £60–£150 depending on how many markers are included.
What is a coagulation profile test?
It measures your blood’s ability to clot using PT, INR, APTT and fibrinogen.
Does the test require fasting?
No fasting is needed for a clotting screen.
What does an abnormal clotting screen mean?
It can suggest bleeding disorders, liver issues, vitamin K deficiency or the effects of medication.
How much does a private blood test cost in the UK?
Most private blood tests range from £40 to £300 depending on the test panel.
Do I need a doctor’s referral?
No referral is needed. MDC accepts self-referrals for all blood tests.

Book Your Coagulation Profile in Central London

Marylebone Diagnostic Centre
73 Baker Street, London W1U 6RD
Tel: +44 7495 970109
Open Monday–Saturday, 08:00–16:00

Fast, precise and confidential clotting screens.
Results within 24–42 hours. Westminster residents receive 20% off.

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