Paediatrics: Scarlet Fever: Free MSRA Podcast

⚕️ FREE MSRA PODCAST – Scarlet Fever🎧 A clear, high-yield breakdown of this infectious childhood illness with sandpaper rash – perfect for exam prep and real-life clinical scenarios.🧠 Key Learning Points📌 Definition• Scarlet fever is a bacterial infection caused by Streptococcus pyogenes (Group A Strep), featuring a sore throat, fever, and sandpaper-like rash.📌 Causes & Risk Factors• Caused by Group A Streptococcus producing erythrogenic toxins• Spread by respiratory droplets or contact with contaminated surfaces• Most common in children aged 5–15• Risk ↑ in crowded settings (schools, nurseries), poor hygiene💡 Mnemonic: “CHILD” – Crowds, Hygiene poor, Immune naïve, Low age, Droplet spread📌 Pathophysiology• Erythrogenic toxins trigger immune-mediated inflammation• Leads to systemic effects: rash, fever, strawberry tongue• Throat or skin infection spreads systemically📌 Symptoms• Sore throat• High fever• Strawberry tongue (white → red, bumpy)• Fine sandpaper rash (starts on chest, spares palms/soles)• Pastia’s lines, circumoral pallor• Cervical lymphadenopathy, malaise, headache💡 Mnemonic: “STRAWBERRY” – Sore throat, Texture (rash), Red lines (Pastia’s), Around mouth pale, Widespread rash, Bright red tongue, Enlarged nodes, Running fever, Rash peels, Yucky feeling📌 Differential Diagnosis• Measles, Rubella, Mono• Kawasaki disease• Toxic shock syndrome• Drug rash• Staphylococcal scalded skin syndrome• Fifth disease, Roseola, Sunburn📌 Diagnosis• Clinical diagnosis from rash + fever + sore throat• Throat swab for culture = gold standard• Rapid antigen test for quick results• ASO titres (for complications), FBC (non-specific)📌 Management• Penicillin V orally for 10 days (or azithromycin if allergic)• Paracetamol for pain/fever• Fluids and rest• No school until 24 hrs after starting antibiotics• Notify public health (UK notifiable disease)💡 Mnemonic: “STAMP” – Swab, Ten-day penicillin, Avoid school 24h, Manage symptoms, Public health notify📌 Complications• Rheumatic fever• Post-strep glomerulonephritis• Otitis media• Tonsillar abscess• Pneumonia• Rarely: toxic shock, necrotising fasciitis, meningitis📌 Prognosis• Excellent with early antibiotics• Symptoms resolve in 7–10 days• Risk of complications ↓ with prompt treatment📎 More MSRA Resources for Scarlet Fever📝 Revision Notes: https://www.passthemsra.com/topic/scarlet-fever-revision-notes/🧠 Flashcards: https://www.passthemsra.com/topic/scarlet-fever-flashcards/💬 Accordion Q&A Notes: https://www.passthemsra.com/topic/scarlet-fever-accordion-qa-notes/🚀 Rapid Quiz: https://www.passthemsra.com/topic/scarlet-fever-rapid-quiz/🎓 Full Course: https://www.passthemsra.com/courses/paediatrics-for-the-msra/#MSRA #MSRARevision #MSRATextbook #MSRAQuiz #MSRAQuestionBank #MSRAFlashcards #MSRAQandANotes #MSRAAccordions #MultiSpecialityRecruitmentAssessment #MSRAOnlineRevision #MSRARevisionWebsite #ScarletFeverMSRA #PaediatricsMSRA #StrawberryTongue #SandpaperRash