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Pseudocyst of the auricle, also known as auricular pseudocyst, endochondral pseudocyst, cystic chondromalacia, intracartilaginous auricular seroma cyst, and benign idiopathic cystic chondromalacia, [1] is a cutaneous condition characterized by a fluctuant, tense, noninflammatory swelling on the upper half of the ear, known as the auricle or pinna.
Some common symptoms and signs of mastoiditis include pain, tenderness, and swelling in the mastoid region. There may be ear pain , and the ear or mastoid region may be red (erythematous). Fever or headaches may also be present. Infants usually show nonspecific symptoms, including anorexia, diarrhea, or irritability. Drainage from the ear ...
Preauricular sinuses and cysts result from developmental defects of the first and second pharyngeal arches. [10] This and other ear malformations are sometimes associated with renal anomalies. [ 11 ] In rare circumstances these pits may be seen in genetic conditions such as branchio-oto-renal syndrome ; however these conditions are always ...
The symptoms are occipital headache, cough, middle ear effusion, cervical myalgia, and halitosis, i.e. bad breath. When there is an enlargement of the cyst, it causes symptoms like nasal obstruction, post-nasal discharge with foul-smelling odour, blockage of the Eustachian tube causing otalgia and secretory otitis media, retro-orbital pain.
Metachondromatosis is a rare disorder that exhibit symptoms of both multiple osteochondromas and enchondromas in children and is also inherited in autosomal dominant mode. [13] A type that contains fat is known as an osteolipochondroma (osteo, bone, lipos, fat, + chondros, cartilage, oma, tumor). [14]
Perichondritis is inflammation of the perichondrium, a layer of connective tissue which surrounds cartilage. [2] A common form, auricular perichondritis (perichondritis auriculae) involves infection of the pinna due to infection of traumatic or surgical wound or the spread of inflammation into depth (e.g. Infected transcartilaginous ear piercings).
A dermoid cyst is a teratoma of a cystic nature that contains an array of developmentally mature, solid tissues. It frequently consists of skin, hair follicles, and sweat glands, while other commonly found components include clumps of long hair, pockets of sebum, blood, fat, bone, nail, teeth, eyes, cartilage, and thyroid tissue.
A latent cyst is located away from the epiphyseal plate and is more likely to heal with treatment. [4] It is typically diagnosed in under 20 year olds. [1] Although unicameral bone cysts can form in any bone structure, it is predominantly found in the proximal humerus and proximal femur; additionally, it affects males twice as often as females ...