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Lecture Notes for BIO 375 - Pathophysiology at Missouri Western State University (MoWest)

Notes Information

Material Type:Class Note
Professor:Staff
Class:BIO 375 - Pathophysiology
Subject:Biology
University:Missouri Western State University
Term:--
Keywords:
  • Allergic Rhinitis
  • Resident Flora
  • Seborrheic Keratoses
  • Paresthesia
  • Squamous Cell Carcinoma
  • Systemic Infections
  • Streptococci
  • Athlete's Foot
  • Particularly
  • Pediculosis
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Sample Document Text

1 Skin Disorders Bio 375 Pathophysiology Skin Lesions Characteristics of skin lesions are often helpful in making a diagnosis Skin lesions may be caused by: Systemic disorders, e.g. liver disease Systemic infections, e.g. chickenpox rash Allergies to ingested food or drugs Localized factors Some common skin lesions follow: 2 3 4 5 An open comedone has a dilated orifice (blackhead) and a closed comedone has a narrow opening (whitehead) Important Characteristics of Skin Lesions Location of lesion Length of time the lesion has been present Any changes occurring over time Physical appearance including: Color Elevation Texture Type of exudate Presence of pain or itching Itching (pruritus) is associated with allergic responses, chemical irritation due to insect bites or infestations such as scabies (a mite) 6 Inflammatory Disorders Contact dermatitis May be caused by exposure to an allergen or direct chemical or mech...

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