Mindblown: a blog about philosophy.
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Blind bronchoalveolar lavage
The use of a catheter inserted without bronchoscopic visualization into the tracheobronchial tree to obtain lower respiratory specimens of fluid for culture. A relatively low-cost alternative to bronchoscopically obtained cultures or brushings in patients suspected of having ventilator-associated pneumonia.
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Blind
Without sight.
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Blepharostenosis
Narrowing of the palpebral slit due to an inability to open the eye normally.
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Blepharostat
A device for separating the eyelids during an operation.
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Blepharosphincterectomy
Excision of part of the orbicularis palpebrarum to relieve pressure of the eyelid on the cornea.
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Essential blepharospasm
Blepharospasm of unknown cause. It may be so severe as to be debilitating. Surgery has helped some patients. Botulinum toxin A injected into the muscles that control the spasm has been of benefit. This treatment will need to be repeated after 2 to 3 months.
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Blepharochalasis
Hypertrophy of the skin of the upper eyelid due to loss of elasticity following edematous swellings as in recurrent angioneurotic edema of the lids. The skin may droop over the edge of the eyelid when the eyes are open.
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Blepharoatheroma
A sebaceous cyst of the eyelid.
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Seborrheic blepharitis
A nonulcerative form of blepharitis in which waxy scales form on the eyelids. It is usually associated with seborrheic dermatitis of the surrounding skin.
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Blepharitis parasitica
Blepharitis caused by parasites such as mites or lice.
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