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Erythema infectiosum: a retrospective clinical study of 83 cases
( Hongpil Jeong ),( Hanhim Jeong ),( Sunyoung Jo ),( Seunggi Hong ),( Jaewan Go ),( Hyunjoo Lee ),( Eunphil Heo ) 대한피부과학회 2019 대한피부과학회 학술발표대회집 Vol.71 No.2
Background: Erythema infectiosum (EI) is a childhood illness commonly observed among school-aged children and is caused by the infection of Human parvovirus B19 (B19). In atypical forms, it is often difficult to distinguish from other viral diseases, drug eruption, and erythema multiforme. Objectives: The purpose of this study was to analyze clinical characteristic of EI. Methods: We retrospectively reviewed the medical records of the patients who suspected for EI from last 10 years (January 2009 - August 2019) in our hospital found eighty three patients. Results: A total of 83 patients (male to female ratio, 1.08) with a mean age of 8.45 years (range, 0.7 ~ 43 years) were evaluated. Rash started from face in 32 cases (38.6%), trunk in 16 cases (19.3%) and simultaneously in the whole body in 35 cases. Most patients has similar lapse of illness, resolved skin lesion in 1-2 weeks without other complications. Four cases had arthralgia, and thirty eight patients had upper respiratory tract infection symptoms with mild fever. We identified B19 DNA by PCR from serum in 27 cases (33%), results of test were positive in 18 and negative in 9. In these patients needed for differential diagnosis with drug eruption (3 cases), viral exanthem (8 cases) and acute urticaria (4 cases). Conclusion: EI is usually diagnosed on clinical characteristics. But significant number of atypical EI can be observed, which should be differentiated from other diseases. In these cases, serum B19 PCR aid confirmation of EI.
A clinical study of cellulitis in inpatients
( Hongpil Jeong ),( Sunyoung Jo ),( Hanhim Jeong ),( Changil Kim ),( Eunphil Heo ),( Jaewan Go ) 대한피부과학회 2020 대한피부과학회 학술발표대회집 Vol.72 No.1
Background: Cellulitis is one of the most common infectious skin diseases treated by hospitalization which is observed with various clinical features and treatment responses, and therefore a detailed analysis of this condition is required. Objectives: The purpose of this study was to investigate the clinical features of cellulitis occurred in Korea. Methods: A total of 106 patients hospitalized with cellultis were retrospectively analyzed between January 2012 and August 2020. Results: The male-to-female ratio was 4:5 and mean age was 51.3 years. The most commonly involved site was the head and neck (46.8%). Dermatophytosis was the most common cause of cellulitis, and in all cases, except for one cases of groin, occured in the lower legs and foots. Elevation of erythrocyte sedimentation rate (ESR), risk factors such as obesity, smoking, diabetes and old age were positive correlations with hospitalized days (p<0.05). There was no significant difference of hospitalized days between first-generation cephalosporin, chosen as the primary antibiotic in 85 patients (80.2%) and other antibiotics (p=0.514). Systemic steroid was administered in 36 patients (34.0%), and was not significantly related to hospitalized days (p=0.783). Conclusion: Our data showed that the ESR, obesity, smoking, diabetes and old age were correlated to hospitalization periods. Correlation with C-reactive protein (CRP) level was also proved under the age of 60.
( Hanhim Jeong ),( Hongpil Jeong ),( Sunyoung Jo ),( Seunggi Hong ),( Hyun Joo Lee ),( Eunphil Heo ),( Jae Wan Go ) 대한피부과학회 2019 대한피부과학회 학술발표대회집 Vol.71 No.2
Background: Facial herpes zoster can be accompanied with several complications such as postherpetic neuralgia(PHN), facial palsy and ocular complications. Ophthalmologic consultation is important to figure out the presence of ocular complications. Objectives: The aim of this study is to evaluate the risk factors and clinical features of the facial herpes zoster patients suspected of ocular complications. Methods: We analyzed the records of 146 facial herpes zoster patients who received ophthalmologic consultation from 2014 to 2019. We investigated the patient’s age, sex, dermatomal distribution, delayed time to treatment. Results: Among the age groups, the incidence rate of ocular complications (83.8%) and severe ocular complications(SOC, 37.8%) were highest in the fifth decade. Herpes zoster involving both the ophthalmic(V1) and the maxillary(V2) nerve showed a higher incidence rate of ocular complications(89.7%) and SOC(50.0%) than those involving only V1(p=0.031, p=0.025). Patients who received antiviral treatment within 4days showed lower rates of ocular complications(52.3%) and SOC(20.0%) than patients who received treatment after 5days(p<0.001, p=0.019). The incidence of PHN were higher in those older than 60years(55.7%, p<0.001) and treated more than 4days after the onset(46.9%, p=0.002). Conclusion: Facial herpes zoster can lead to ocular complications and PHN. To decrease the risk of them, it is important to provide an early antiviral treatment and ophthalmologic consultatation.