Acute Mastoiditis VS Furunculosis
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Acute Mastoiditis V/S Furunculosis
| Feature | Mastoiditis | Furunculosis |
|---|---|---|
| Preceding history | Otitis media | Self-cleaning of ear |
| Discharge | Mucoid/ mucopurulent | Purulent ± blood, never mucoid |
| Pinna position | Outwards & downwards | Outwards & laterally |
| Postauricular groove | Obliterated | Preserved/accentuated |
| Tenderness | Mastoid process & Simpa conca | Tragal tenderness |
| EAC findings | Posterior superior canal wall sagging | Red, tender furuncle |
| Tympanic membrane | Inflamed/ perforated/ bulging | Normal |
| Mastoid | Ironed-out appearance | Normal |
| Hearing loss | Conductive | None or mild conductive |
| Fever/systemic signs | Present | Absent |
| Lymph nodes | May be enlarged & tender | Absent |
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