Anatomical landmarks of the auricle.
Microtia – absent ear canal, partly formed pinna and additional cartilage remnant and skin tag. (Source: Dr Michael Saunders, Consultant Paediatric Ot...
Keloids following ear piercing.
Angiolymphoid hyperplasia with eosinophilia. Firm red‐brown nodules at the entrance to the external auditory canal.
Juvenile spring eruption. Subtle oedematous plaques on helix of ear.
Otitis externa. (a) The pinna and skin nearby is erythematous with crusting and scaling. The entrance to the canal is narrowed. (b) The pinna is eryth...
Atypical fibroxanthoma. A firm fleshy tumour of the pinna.
Coarse terminal hair on the auricle: a trait possibly associated with the Y chromosome.
Treacher Collins syndrome – marked retrognathia, low set pinna with microtia. (Source: Dr Michael Saunders, Consultant Paediatric Otolaryngologist, Br...
Chondrodermatitis nodularis of the helix. A superficially ulcerated, exquisitely tender nodule.
Subepidermal calcifying nodule. Hard whitish nodule with slight overlying scale.
Porphyria cutanea tarda. Firm whitish sclerodermoid changes at the site of repeated blistering.
Discoid lupus erythematosus . Erythema with adherent scaling in the concha.
(a) B‐cell lymphoma presenting as a purple nodular swelling in the retroauricular fold. (b) Erythematous swelling of the ear lobe due to infiltration ...
Coloboma of the eye, heart defects, atresia of the nasal choanae, retardation of growth and/or development, genital and/or urinary abnormalities, and ...
Pseudocyst. Asymptomatic fluctuant swellings on the upper pinna.
Gouty tophi. Yellowish dermal nodules.
Psoriasis. (a) Well‐defined erythema with prominent scaling at entrance to ear canal – close‐up in (b).
Chronic otitis externa. There is longstanding eczematous change, in part due to contact allergic reactions to ear drops, and induration causing narro...
Squamous carcinoma of the auricle. An advanced tumour with extensive destruction of the ear cartilage. (Courtesy of Mr D. Baldwin, Southmead Hospital...
(a) Branchio‐oto‐renal syndrome: second arch branchial cyst (arrowed), pre‐auricular skin tag, pre‐auricular sinus and microtia with absent ear canal....
Diagonal earlobe crease in an infant with Beckwith–Wiedemann syndrome.
Alkaptonuria. The auricular cartilage has a distinctive blue colour. (Courtesy of Dr P. Hollingworth, Southmead Hospital, Bristol, UK.)
Cutaneous lupus erythematosus. Acute erythema and erosions following sun exposure.
Several firm white ‘weathering’ nodules on the helical rim.
Basal cell carcinoma of the external auditory canal. An erythematous tumour presenting as obstruction at the entrance of the canal. (Courtesy of Mr M...
Squamous carcinoma of the external auditory canal. Purulent discharge, inflammation and destruction of the meatus. (Courtesy of Mr D. Baldwin, Southm...