chronic otitis media NEET PG high yield notes classification management complications

A handwritten-style NEET PG medical revision note page (top-down view, clean notebook paper background with faint ruled lines) for the topic "Chronic Otitis Media (COM)". The page should look like a student's colorful study notes with: TOP: Large decorative title "CHRONIC OTITIS MEDIA (COM)" in bold teal/turquoise handwriting with a colorful double underline. Small subtitle "ENT | NEET PG High-Yield Notes" in coral/orange cursive below. SECTION 1 - "📌 DEFINITION" in red bold with yellow highlight box: Handwritten text: "Chronic inflammation of middle ear cleft lasting >3 months, with permanent TM perforation ± ear discharge" SECTION 2 - "🔬 CLASSIFICATION" in purple bold with two columns in a hand-drawn box: Left box (blue border): "MUCOSAL TYPE (SAFE)" with bullet points: • Central perforation (pars tensa) • Mucoid/watery discharge • No cholesteatoma • BENIGN course Right box (red border): "SQUAMOSAL TYPE (UNSAFE)" with bullet points: • Attic/marginal perforation (pars flaccida) • Foul-smelling discharge • CHOLESTEATOMA present • DANGEROUS - erodes bone SECTION 3 - "⬇️ PATHOGENESIS" in orange bold - arrow-flow diagram style: "Recurrent AOM / ET dysfunction → TM perforation → Bacteria enter middle ear → Chronic mucosal inflammation → [MUCOSAL] OR Negative pressure retraction pocket → Keratinizing squamous epithelium → CHOLESTEATOMA formation → Bone erosion (DANGEROUS)" Written as a neat flowing arrow chain with small illustrations SECTION 4 - "🦠 ETIOLOGY / ORGANISMS" in green bold, small table: • Most common: Pseudomonas aeruginosa (⭐ HIGH YIELD) • Staph. aureus, Proteus, Klebsiella • Predisposing: Recurrent AOM, Cleft palate, Poor hygiene, ET dysfunction • In children: H. influenzae SECTION 5 - "🩺 CLINICAL FEATURES" in teal bold, two columns: Mucosal: "Painless discharge (mucoid), Central TM perforation, Conductive hearing loss, NO complications usually" Squamosal: "Foul discharge + granulations, Attic/marginal perforation, CHL, PAIN = danger sign, Facial nerve palsy possible" SECTION 6 - "💊 MANAGEMENT" in blue bold: Conservative (dry the ear): "Aural toilet + Topical antibiotics (Ciprofloxacin drops), Treat URTI" Surgical - hand-drawn mini table: • Myringoplasty = repair TM (mucosal type) • Tympanoplasty = TM + ossicles • Mastoidectomy = for cholesteatoma (squamosal) • Modified Radical = safe type • Radical = Caldwell-Luc equivalent for ear SECTION 7 - "⚠️ COMPLICATIONS" in red bold - two hand-drawn cloud boxes: EXTRACRANIAL cloud: "Mastoiditis, Facial nerve palsy, Labyrinthitis, Bezold abscess, Subperiosteal abscess, Petrositis (Gradenigo syndrome)" INTRACRANIAL cloud (darker red): "Meningitis (MOST COMMON★), Brain abscess, Lateral sinus thrombosis, Subdural abscess, Extradural abscess, Otitic hydrocephalus" SECTION 8 - "⭐ KEY POINTS / LAST MINUTE BOX" in gold/yellow background box with star decoration: • Safe = MUCOSAL | Unsafe = SQUAMOSAL (cholesteatoma) • Central perf = Safe | Attic/marginal = UNSAFE • Most common organism = Pseudomonas • Most common IC complication = MENINGITIS • Hearing loss in COM = CONDUCTIVE • Bezold abscess = deep neck abscess via mastoid tip • Gradenigo syndrome = Petrositis + Abducens palsy + Retroorbital pain MEMORY TRICK at bottom in purple box with lightbulb icon: "🧠 MNEMONIC: 'SAFE vs UNSAFE' - Central = Safe (C for Central, C for Comfortable); Attic = Alarming!" "💡 One-liner: COM = Painless ear discharge + TM perforation + CHL; Unsafe COM = foul discharge + cholesteatoma = EMERGENCY" Overall aesthetic: pastel notebook paper background, handwriting fonts, colorful section headings in different colors (teal, purple, orange, green, red, blue), hand-drawn boxes and arrows, neat but natural handwritten style, small sketches of ear anatomy next to relevant sections, clean spacing, warm academic study notes feel, A4 portrait orientation.