A peritonsillar abscess is the collection of pus in the tissue surrounding the tonsils: between the glossopalatine and pterygopalatine muscles, which are surrounded by a capsule. It is a serious complication of tonsillitis. It peaks between 30 and 40 years of age.
A retropharyngeal abscess is a collection of pus in the retropharyngeal space. It is caused by infected lymphatic drainage, or contiguous spread from a URTI or oral infection. It commonly affects children < 5 years old.
Neck infections can be broadly divided into superficial and deep infections. Classification of Neck Infections Category Examples Necrotizing Impetigo, erysipelas, cellulitis (Ludwig’s angina), lymphadenititis, and subcutaneous abscesses Necrotizing superficial neck infections Cervicofascial necrotizing fasciitis and purpura fulminans Deep neck infections Parapharyngeal abscess, retropharyngeal…
An adenoidectomy is the surgical excision of adenoid tissue.
Tonsillectomy is the surgical removal of the tonsils.
Chronic tonsillitis is chronic inflammation of the tonsils for more than two weeks. Classification of chronic tonsillitis Classification Description Chronic follicular tonsillitis The tonsillar crypts are full of purulent material, which shows on the surface as yellowish spots. Chronic parenchymatous tonsillitis…
Chronic rhinitis is characterised by hyperaemia and oedema of the nasal mucosa, with hypertrophy of the seromucinous glands and increase ingoblet cells. Blood sinusoids – particularly those over the turbinates – are distended.
Hypertrophic rhinitis is characterized by thickening of the nasal mucosa, submucosa, seromucinous glands, periostium, and bones. The changes are more marked on the turbinates.
Chronic sinusitis is caused by untreated or inadequately treated acute (<4 weeks) or subacute (4 – 12 weeks) rhinosinusitis. It is considered if inflammation lasts for more than 12 weeks (3 months).
Acute sinusitis is inflammation of the sinus cavities of the skull. Inflammation blocks the sinuses, resulting in fluid build-up and pressure. Criteria for the diagnosis of acute sinusitis in adults Criteria for the diagnosis of acute sinusitis in children Etiology Features…