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Vital signs
‘Skin examination, including location (localized or
diffuse), dimension, appearance (vesicles, pustules,
bullae, etc. ), number (individual or numerous), and any
underlying inflammation or exudate
Discomfort evaluation (place, characteristics, severity, etc. )
Any signs of secondary bacterial infection
Patient’s age and sex
‘Onset, duration, rate of appearance of new
blisters etc.
Health care history, including record of autoimmune
diseases or skin rashes
All present diagnoses
Any allergies to food, medications, detergents, etc.
All current medications, including any recent
Current treatments


A blister is a local swelling of the skin that is made up of
watery liquid. There are many circumstances that may result
in blisters, such as: cold sores, impetigo, shingles, eczema,
chicken pox, bullous pemphigoid (which is more
common in the aging population), sunburn.

It is important to describe the f ollowing:
. Are they found over the whole body?
. Are they cropped together in one location of the body?
. Are they located in an area inclined to rubbing or
. Are they painful?
. Does the affected person have an elevated temperature?
. Does the patient have a history/diagnosis of a
blister forming condition in the past?
. Has the patient had past history of chicken pox/
. Is there drainage (color & consistency)?
Vesicle: A vesicle of the skin, comprising watery matter
or serum.
Pustules: Inflammation of the skin filled with pus.
Bulla: Blister more than five mm (about 3 /16 inch) in
diameter with thin surfaces that is full of fluid.
lf one of the herpes viruses are suspected (such as varicella)
assess all areas of the body, including armpit,
groin, joints, stomach, mouth, neck
A healthcare diagnosis must be made promptly in case
isolation is necessary and employee health options
need to be put in place.

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