Dermatology - Viral Infections
1. What is a viral exanthem?: - a rash that is caused by a virus, but does not meet criteria for a particular
diagnosis
2. What are the two conditions caused by Coxsackie virus?: - Herpangina
- HFMD
3. How is Coxsackie virus transmitted?: - via air droplet and direct contact
4. Is there a vaccine for coxsackie virus?: - no vaccine
5. Who is Coxsackie virus common in and during what time of year?: - common in
children, rarely in adults
- often occurs during summer to early fall
6. How long do rashes related to Coxsackie virus last?: - Self limiting and resolves in 7-10
days
7. What is the treatment for rashes related to Coxsackie virus?: 1. Isolate sick child
2. Supportive care for pain, itching, fever, fluids
,8. What do the lesions look like and located with Herpangina?: PAINFUL oral lesions 1-2
mm gray-white papules/vesicles that erupt leaving shallow ulcers with red halos
- NO skin lesions except mucosal
Distributed on the anterior tonsillar pillars, soft palate, uvula, and tonsils with pharyngeal injection
9. What are symptoms/signs of Herpangina?: Sudden onset:
- fever
- malaise
- headache
- anorexia
- dysphagia
- sore throat
- may have abdominal pain with GI upset
- may have lymphadenopathy
10. How long does Herpangina usually last?: - 7-10 days and is self-limited
11. How is Herpangina diagnosed and treated?: Clinical diagnosis
1. Isolate child
2. Supportive care, reassure, and discuss course
, 12. Where are lesions located and look like with Hand-Foot-Mouth disease
(HFMD)?: 1. First begins with oral lesions rapidly ulcerating vesicles surrounded by red halo on mucous mem-
branes
2. cutaneous lesions (macules-papules > vesicles/pustules) to hands, feet, buttocks/genitalia
Lesions are painful and about 2-6 mm
13. What are symptoms of HFMD?: Sudden onset:
- fever
- malaise
- anorexia
- sore throat
- +/- diarrhea
+/- Onychomadesis (separation of nail from nail bed)
14. How long does HFMD last and how is it diagnosed/treated?: - Lasts 7-10 days and it
is self-limiting
Clinical diagnosis
1. What is a viral exanthem?: - a rash that is caused by a virus, but does not meet criteria for a particular
diagnosis
2. What are the two conditions caused by Coxsackie virus?: - Herpangina
- HFMD
3. How is Coxsackie virus transmitted?: - via air droplet and direct contact
4. Is there a vaccine for coxsackie virus?: - no vaccine
5. Who is Coxsackie virus common in and during what time of year?: - common in
children, rarely in adults
- often occurs during summer to early fall
6. How long do rashes related to Coxsackie virus last?: - Self limiting and resolves in 7-10
days
7. What is the treatment for rashes related to Coxsackie virus?: 1. Isolate sick child
2. Supportive care for pain, itching, fever, fluids
,8. What do the lesions look like and located with Herpangina?: PAINFUL oral lesions 1-2
mm gray-white papules/vesicles that erupt leaving shallow ulcers with red halos
- NO skin lesions except mucosal
Distributed on the anterior tonsillar pillars, soft palate, uvula, and tonsils with pharyngeal injection
9. What are symptoms/signs of Herpangina?: Sudden onset:
- fever
- malaise
- headache
- anorexia
- dysphagia
- sore throat
- may have abdominal pain with GI upset
- may have lymphadenopathy
10. How long does Herpangina usually last?: - 7-10 days and is self-limited
11. How is Herpangina diagnosed and treated?: Clinical diagnosis
1. Isolate child
2. Supportive care, reassure, and discuss course
, 12. Where are lesions located and look like with Hand-Foot-Mouth disease
(HFMD)?: 1. First begins with oral lesions rapidly ulcerating vesicles surrounded by red halo on mucous mem-
branes
2. cutaneous lesions (macules-papules > vesicles/pustules) to hands, feet, buttocks/genitalia
Lesions are painful and about 2-6 mm
13. What are symptoms of HFMD?: Sudden onset:
- fever
- malaise
- anorexia
- sore throat
- +/- diarrhea
+/- Onychomadesis (separation of nail from nail bed)
14. How long does HFMD last and how is it diagnosed/treated?: - Lasts 7-10 days and it
is self-limiting
Clinical diagnosis
