Skin Flashcards
causes folliculitis, scalded skin syndrome, impetigo, acne, wound infections, toxic shock syndrome
Staphylococcus aureus
raised lesion filled with fluid, less than 1 cm in diameter
Vesicle
circumscribed elevated lesions that contain pus (may be sterile)
pustule
raised lesion filled with fluid, > 1 cm in diameter
bulla
a flat lesion of different color than surrounding skin
macule
solid lesion with raised borders, < 1 cm in diameter
papule
Staph aureus virulence factors:
coagulase positive (forms clot to protect itself).
hyaluronidase (breaks down hyaluronic acid and penetrates)
exfoliatin (attacks desmosomes)
Scalded skin syndrome
S.aureus
exfoliatin
toxin that causes blisters
Foliculitis
S. aureus. Pimple/sty
Furuncle
Boil. Infection spreads into surrounding tissues
Carbuncle
thick skin, back of neck
Treatment for Scalded Skin Syndrome
methicillin
Treatment for Streptococcus impetigo
Erythromycin and penicillin
Cause of Erysipelas
Mostly strep infections. Results from spread of impetigo infection to surrounding lymph nodes
Cat scratch disease pathogen?
Bartonella henselae (gram neg, aerobe)
Treatment for Cat-Scratch disease
ampicillin or erythromycin
S/S of Cat-scratch disease
papule at site. Swelling of lymph node, fever, malaise
Fever, rash, starts on face. Arthralgia
German measles (Rubella)
Erythema migrans
bullseye rash from Lyme disease
SSPE complication of?
Measles
Kpolik spots
red spots with specks. From meales ruebeola
Warts caused by what?
papilloma virus
Fifth’s Disease caused by what?
erythema infectiosum
Cellulitis caused by?
Streptococcus pyogenes
Trachoma caused by?
Chlamydia
Cause of meningitis in adults?
Streptococcus pneumonia
Scarlet Fever caused by?
Strep pyogenes
Cause of bacterial meningitis in newborns?
Streptococcus agalactiae
one-sided dermatome outbreak?
Varicella-zoster (chicken pox)
Which organism is part of the TORCH group that can lead to congenital problems?
Rubella virus
Drug of choice for cryptococcalmeningoencephalitis?
Amph B
Blockage of inhibitory neuotransmittor to motor neurons caused by?
Clostridium
What do you give other family members of a pt who has Neisseria meningitidis (Menigococcal Meningitis)?
Rifampin
Organism that causes formation of Negri bodies in neuron is
Rabies
Most dangerous LRI in children under one that causes bronchiolotis is?
RSV
Most common cause of meningitis in newborns?
Streptococcus agalactiae, E. Coli, Listeria
Most common cause of meningitis in preschoolers?
Haemophilus influenza
Most common cause of meningitis in school-age children?
Neisseria meningitidis
Most common cause of meningitis in adults?
Streptococcus pneumoniae
Vaccine to prevent meningitis in kids?
Hib
Leprosy is aka?
Hansen’s disease
Two forms of leprosy?
tubercloid and lepromatous