3.Disorders of hair  4.Disorders of nails 
tenderness and swelling] individuals who are exposed to moisture b. Onychomycosis [tinea unguium] - fungal infection of the nail 5. Geriatric considerations  a. Everything in the body decreases such as elasticity, wound healing, etc. [skin] 6. Alterations of the integument in children  a. Acne vulgaris - most common in 12-25 y/o b. Atopic dermatitis / eczema - most common cause of eczema c. Diaper dermatitis / rash - prolonged exposure to urine and feces, wet diapers, airtight plastic diaper covers d. Bacterial infection: i. Impetigo - most common in 2-5 y/o due to crowded conditions, anemia, malnutrition. Looks like crusted ulcers, mainly on mouth and nose but can be anywhere exposed ii. Staphylococcal scalded skin syndrome - most serious infection in 5y/o or younger where skin separates, causing lesions and wrinkles [fever, malaise, rhinorrhea, irritability, erythema, tenderness] e. Fungal infection i. Tinea capitis [scalp ringworm] ii. Tinea corporis [ringworms] contact with young kittens or puppies is common source of the disorder iii. Thrush - white plaque in mouth / on tongue, can lead to ulcers f. Viral infections - poxvirus, papovavirus, herpesvirus i. Rebella [german measles] 1. Incubation period 14-21 days, mild fever, malaise, respiratory symptoms 2. Enlarged occipital, preauricular lymph nodes ii. Rubeola [red measles] 1. 17-21 days, fever, cough, respiratory symptoms 2. Koplik spots 1-3 days before rash 3. 6 months - 4 years 4. Highly contagious
iii. Roseola [exanthema subitum] 1. 5-15 days, high fever 2. Rash develops when fever subsides iv. Varicella [chicken pox] 1. 11-20 days, low fever, cough, may be asymptomatic /no symptoms 2. New lesions in 4-5 days; may have lesions in mouth v. Fifth disease [B19, erythrovirus] 1. 4-28 days may be asymptomatic, low fever, malaise before rash g. Scabies - contagious skin infection; burrows, papules, and vesicular lesions h. Bed bugs [cimex lectularius] - blood sucking parasites i. Cutaneous hemangiomas - extra blood vessels [superficial or deep], emerges 3-5 weeks after birth, fully goes away 5-9 y/o j. Cutaneous vascular malformations - abnormal blood vessels present at birth but may not be apparent for several years Module 5 - Hematology [ch. 20,21,22] 1. Components of the hematologic system pg. 490  a. Composition of blood i. Delivery of substances needed for metabolism in tissues ii. Remove wastes iii. Defense against injury and invading microorganism iv. Maintain acid base balance b. Lymphoid organs i. Primary lymphoid organs - thymus and bone marrow ii. Secondary lymphoid organs - spleen [largest], lymph nodes, tonsils, and Peyer patches of small intestine c. Mononuclear phagocyte system i. Monocytes differentiate without dividing and reside in tissues for months
or years ii. Ingest and destroy unwanted materials 2. Development of cells pg. 497  a. Hematopoiesis
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- Fall '16
- Hemoglobin, Malaise, Splenomegaly