Скачать или смотреть ECG Color Codes & Lead Placement (IEC Standard)

The IEC (International Electrotechnical Commission) ECG standard is commonly used in 🇩🇪 Germany, 🇦🇹 Austria, 🇨🇭 Switzerland, and in many parts of 🌏 Asia.

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Limb Leads
🔴 RA (Right Arm): Red
🟡 LA (Left Arm): Yellow
⚫ RL (Right Leg): Black
🟢 LL (Left Leg): Green

Precordial Leads (C = Chest)
🔴 C1: Red – 4th ICS, right sternal border
🟡 C2: Yellow – 4th ICS, left sternal border
🟢 C3: Green – between C2 and C4
🟤 C4: Brown – 5th ICS, midclavicular line
⚫ C5: Black – same level as C4, anterior axillary line
🟣 C6: Purple – same level as C4, midaxillary line

📌 Some systems use ⚪ white for all precordial leads.

Precordial Leads: "V" or "C"?
🇪🇺 IEC (used in Europe) → "C" = Chest lead (C1–C6)
🇺🇸 AHA (used in the USA) → "V" = Voltage lead (V1–V6)