Swollen Legs History Taking | OSCE Tips

Swollen Legs or ankle swelling, history taking is a crucial skill that is frequently tested in OSCEs. This tutorial offers a methodical way to collect a leg swelling history during an OSCE.

Presenting complaint (PC): 

What brought you here today? 

Can you tell me more about the swelling on your ankle/legs?

History presenting complaint (HPC):

You can adapt SOCRATES to explore skin problems too: Site, Onset, Character, Radiation, Associations, Time course, Exacerbating/Relieving factors and Severity.

Site: where is the swelling?

Onset: when did you first notice the swelling? suddenly or gradually?

Character: is it painful? itchy? hot/cold? shiny?

Radiation: is the swelling spreading?

Associate symptoms:

• Stiffness?

• Redness?

• Chest pain, SOB, Cough?

• Numbness, tingling in your foot or toes?

• Any recent travel? immobilsation?

Timing: are the symptoms getting worse or better?

Exacerbating/Relieving factors: does anything make it better or worse?

Severity: from a scale from 1 to 10. with 10 being the worse, how severe is the swelling?

Ideas, Concerns & Expectations (ICE): 

Now is a good idea to ask Ideas, Concerns & Expectations (ICE): do you have an idea what might be causing your symptoms? is there anything that particularly concern you? what were expecting to achieve in this consultation?

Past medical history (PMH): 

Ask about any previous episodes of ankle/leg swelling issues or treatment or investigations?

Drug history (DH):

Are you taking any medication (prescribed or over-the-counter (OTC)? If so, any side effects.

Any recent use of medications that might have caused the swelling?

Note: if female on contraceptive pills (combined or POP), check for symptoms of DVT.

Allergies:

Are you allergic to any medications?

Family history (FMH): 

Is there any family members who have similar symptoms? 

Social History (SH): 

Ask about living condition, occupation and social support.

Do you smoker? alcohol? recreational drug use?

System review: 

Review each body system to check for any other symptoms that might be causing the swelling.

Possible differential diagnosis:

1. Cellulitis

2. MSK

3. Rheumatoid arthiritis

4. Deep vein thrombosis (DVT)

5. Heart failure (HF)

6. Lymphoedema

Summaries your findings.

Investigation: 

• Bloods: full blood count (FBC), C-reactive protein (CRP) + Erythrocyte Sedimentation Rate (ESR), coagulation profile.

• D-dimer: if suspecting DVT, this will be raised.

• USS doppler: if also suspecting DVT or circulation problems.

• Urinalysis: check for protenuria.

• CT Scan.

• Others: CXR, ECG, ECHO.

📚 Want more histories? Check my ebook for history taking! 📚

Introducing my new ebook, specially crafted to satiate your hunger for history taking.