🧪💉 Mantoux Test (Tuberculin Skin Test) 👉 The Mantoux Test is used to detect Tuberculosis (TB) infection. A small amount of PPD (Purified Protein Derivative) is injected intradermally into the forearm. --- 📝 Procedure 💉 Inject 0.1 ml PPD intradermally (ID) ⏳ Read the result after 48–72 hours 📏 Measure induration (hard swelling) — not redness --- 📊 Interpretation ✔ Positive Test: ≥ 10 mm → Positive in normal individuals ≥ 5 mm → Positive in: 🧬 HIV patients 💊 Immunosuppressed 🤝 Recent TB

Bleb, bleb, go away, come back again another day... or don’t 💉 💉Mantoux tuberculin skin test (TST) Screening tool to assess for tuberculosis (TB) or latent infection. A small amount of tuberculin is injected beneath the skin and forms a bleb, which is expected! ➕🟢 Positive ( ) test ≥ 5mm, redness, raised, hard, swelling where fluid was injected Indicates the patient was exposed to TB & further testing is needed ➖🔴Negative (-) test No bump or a tiny bump “bleb” where fluid was injected Indica