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NUR 631 ( LATEST 2024 / 2025 ) EXAM 5 | GRADED A+ QUESTIONS & ANSWERS
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NUR 631 ( LATEST 2024 / 2025 ) EXAM 5 | GRADED A+ QUESTIONS & ANSWERS
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NUR 631 Exam 51. Which populations are most vulnerable to dermatophyte skin infections?
Answer
- children & persons aged 60+
- residents of tropical climates, occlusive shoes
- obese, diabetic, immunocompromised
- long-term use of steroids
- communal living, areas with poor air circulation
- persons with non-intact skin OR fungal infection elsewhere as may transfer from one area to
another
2. What is the most common fungal infection in the US?
Answer
Tinea Pedis (athlete's foot)
3. What are the locations of the 3 C's of tinea infection?
Answer
Tinea CAPITUS - scalp ringworm
Tinea CORPORIS - body ringworm Tinea CRURIS - groin ("jock itch")
4. What is another name forTineaVersicolor and what is it?
Answer
Pityriasis Versicolor Fungal skin infection that is usually on the upper body, asymptomatic and
non-pru- ritic. Gradual onset, usually in children or young adults. Noticed more often in the
summer when affected areas do not tan. In people of African descent, the skin can be
hyperpigmented, but is usually HYPOPIGMENTED (sometimes "salmon"-colored).
5. Dermatophyte infection of the hands is called
Answer
Tinea Manuum
6. 2 names for fungal infection of the nails
,Answer
Tinea Unguium / Onycomycosis
7. Which is the most contagious of the tineas?
Answer
Tinea Capitus - scalp ringworm (round patches of white scales)
8. *How is tinea diagnosed?
Answer
1-2 drops of 10-30% KOH (potassium hydroxide) prep added to scraped scales, slides are
gently heated and viewed under micro- scope revealing ROD-SHAPED HYPHAE AND
SPORES
9. Under a wood's lamp in a dark room, what 2 colors show in fungal infec- tion?
Answer
Fluorescent GREEN or BLUE
10. Tinea corporis will have which defining characteristics?
Answer
- "Annular Pattern"
- clear demarcation border
- frequently a central clearing
11. 1st line treatment of fungal infections (except of hair and nails)
Answer
2-4 weeks of topical azoles, continue to apply for one week after lesions have cleared
(Terbinafine / Lamisil 1% OTC)
12. Which fungal infection is usually due to patient infecting the area them- selves from
infection elsewhere?
Answer
Tinea Cruris (groin) - patient may have tinea pedis and spread fungal infection to their groin
13. For repeated tinea cruris infections or infection not responsive to topical antifungal, treat
, the same as tinea capitus or onycomycosis by prescribing
these oral antifungals
Answer
Griseofulvin 500mg daily x 2-4 weeks or Fluconazole (Diflucan) 150mg BID x 2-3 weeks
Lamisil 250mg daily x 2-4 weeks
14. *How is tinea cruris differentiated from candidal intertrigo?
Answer
Unlike tinea cruris, candidal intertrigo can affect the penis and scrotum in addition to the groin
area.
15. Which substances interact with antifungal medication?
Answer
ETOH, Coumadin, oral contraceptives, SSRIs, oxycodone
16. Which test needs to be checked before prescribing antifungals?
Answer
Liver Function Test
and repeat Q month during length of treatment
(for immunocompromised pts, check CBC to monitor for possible neutropenia r/t antifungal
therapy)
17. When prescribing oral Griseofulvin, teach patients of child-bearing age the following
Answer
If taking an oral contraceptive, use an alternate birth control method during treatment and for
one month afterwards as the antifungal medication may decrease effectiveness of oral
contraceptive. And males should avoid fathering a child for 6 months as it may alter sperm.
Griseofulvin is a teratogenic drug.
18. Prescription duration of oral antifungals for Tinea Unguium?
Answer
6 weeks for fingernails
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