The aim of our minireview is to provide a brief overview of the diagnosis,clinical aspects,treatment options,management,and current literature available regarding herpes simplex keratitis(HSK).This type of corneal vir...The aim of our minireview is to provide a brief overview of the diagnosis,clinical aspects,treatment options,management,and current literature available regarding herpes simplex keratitis(HSK).This type of corneal viral infection is caused by the herpes simplex virus(HSV),which can affect several tissues,including the cornea.One significant aspect of HSK is its potential to cause recurrent episodes of inflammation and damage to the cornea.After the initial infection,the HSV can establish a latent infection in the trigeminal ganglion,a nerve cluster near the eye.The virus may remain dormant for extended periods.Periodic reactivation of the virus can occur,leading to recurrent episodes of HSK.Factors triggering reactivation include stress,illness,immunosuppression,or trauma.Recurrent episodes can manifest in different clinical patterns,ranging from mild epithelial involvement to more severe stromal or endothelial disease.The severity and frequency of recurrences vary among individuals.Severe cases of HSK,especially those involving the stroma and leading to scarring,can result in vision impairment or even blindness in extreme cases.The cornea's clarity is crucial for good vision,and scarring can compromise this,potentially leading to visual impairment.The management of HSK involves not only treating acute episodes but also implementing long-term strategies to prevent recurrences and attempt repairs of corneal nerve endings via neurotization.Antiviral medications,such as oral Acyclovir or topical Ganciclovir,may be prescribed for prophylaxis.The immune response to the virus can contribute to corneal damage.Inflammation,caused by the body's attempt to control the infection,may inadvertently harm the corneal tissues.Clinicians should be informed about triggers and advised on measures to minimize the risk of reactivation.In summary,the recurrent nature of HSK underscores the importance of both acute and long-term management strategies to preserve corneal health and maintain optimal visual function.展开更多
Objective:To explore the effects of integrated traditional Chinese and western Medicine on the vision recovery and serum trace elements in patients with herpes simplex keratitis.Methods:A total of 86 cases of HSK pati...Objective:To explore the effects of integrated traditional Chinese and western Medicine on the vision recovery and serum trace elements in patients with herpes simplex keratitis.Methods:A total of 86 cases of HSK patients admitted in Baogang Hospital of Inner Mongolia from January 2015 to October 2016 were selected and divided randomly into the observation group(n=43)and the control group(n=43)according to the random number table.The control group was treated with ganciclovir eye drops and chondroitin sulfate eye drops,and the observation group was treated with Qinggan Mingmu Decoction on the basis of the control group.The 2 groups were treated for 4 weeks continuously.The clinical efficacy was compared between two groups.The vision recovery,serum trace elements and tear immune factor levels were also compared between two groups before and after treatment.Results:After treatment,the effective rate of treatment in the observation group was significantly higher than that in the control group(p<0.05);in the observation group of patients,visual analogue scale(VAS)score and visual acuity after treatment were obviously higher than those before treatment,and also remarkably higher than those in the control group of patients(p<0.05);after treatment,the levels of Fe,Ca and Cu ions in the observation group were significantly lower than those in the control group and before treatment(p<0.05);after treatment,the level of zinc ions in the serum in the observation group was significantly higher than that before treatment and in the control group(p<0.05);after treatment,the levels of tear IgA,IgG and C3 in the observation group were prominently higher than those before treatment and in the control group(p<0.05).Conclusions:In the treatment of HSK,integrated traditional Chinese and western medicine can promote effectively the vision recovery,regulate the level of trace elements in the serum and enhance the level of tear immune factors,with the clinical efficacy better than the treatment of western medicine alone.展开更多
HSV-DNA of seven corneal lesions suspected with herpessimplex keratitis (HSK) and nine normal human donor corneas weredetected by PCR,Five out of seven diseased corneas showed positiveresults,and the other two disease...HSV-DNA of seven corneal lesions suspected with herpessimplex keratitis (HSK) and nine normal human donor corneas weredetected by PCR,Five out of seven diseased corneas showed positiveresults,and the other two diseased corneas and nine.normal corneasnegative.The results suggest the PCR may be useful as a rapid andsensitive method for diagnosing HSK.Eye Science 1993;9:126-128.展开更多
AIM:To report the etiologies,risk factors,treatments,and outcomes of infectious keratitis(IK)at a major Vietnamese eye hospital.METHODS:This is a retrospective review of all cases of IK at Vietnam National Eye Hospita...AIM:To report the etiologies,risk factors,treatments,and outcomes of infectious keratitis(IK)at a major Vietnamese eye hospital.METHODS:This is a retrospective review of all cases of IK at Vietnam National Eye Hospital(VNEH)in Hanoi,Vietnam.Medical histories,demographics,clinical features,microbiological results,and treatment outcomes were reviewed.RESULTS:IK was diagnosed in 1974 eyes of 1952 patients,with ocular trauma being the greatest risk factor for IK(34.2%),frequently resulting from an agriculturerelated injur y(53.3%).The mean duration between symptom onset and presentation to VNEH was 19.3±14.4 d,and 98.7%of patients had been treated with topical antibiotic and/or antifungal agents prior to evaluation at VNEH.Based on smear results of 1706 samples,the most common organisms identified were bacteria(n=1107,64.9%)and fungi(n=1092,64.0%),with identification of both bacteria and fungi in 614(36.0%)eyes.Fifty-five of 374 bacterial cultures(14.7%)and 426 of 838 fungal cultures(50.8%)were positive,with the most commonly cultured pathogens being Pseudomonas aeruginosa,Streptococcus pneumonia,Fusarium spp.,and Aspergillus spp.Corneal perforation and descemetocele developed in 391(19.8%)and 93(4.7%)eyes,respectively.Medical treatment was successful in resolving IK in 50.4%eyes,while 337(17.1%)eyes underwent penetrating or anterior lamellar keratoplasty.Evisceration was performed in 7.1%of eyes,most commonly in the setting of fungal keratitis.CONCLUSION:Ocular trauma is a major risk factor for IK in Vietnam,which is diagnosed in almost 400 patients each year at VNEH.Given this,and as approximately one quarter of the eyes that develop IK require corneal transplantation or evisceration,greater emphasis should be placed on the development of prevention and treatment programs for IK in Vietnam.展开更多
文摘The aim of our minireview is to provide a brief overview of the diagnosis,clinical aspects,treatment options,management,and current literature available regarding herpes simplex keratitis(HSK).This type of corneal viral infection is caused by the herpes simplex virus(HSV),which can affect several tissues,including the cornea.One significant aspect of HSK is its potential to cause recurrent episodes of inflammation and damage to the cornea.After the initial infection,the HSV can establish a latent infection in the trigeminal ganglion,a nerve cluster near the eye.The virus may remain dormant for extended periods.Periodic reactivation of the virus can occur,leading to recurrent episodes of HSK.Factors triggering reactivation include stress,illness,immunosuppression,or trauma.Recurrent episodes can manifest in different clinical patterns,ranging from mild epithelial involvement to more severe stromal or endothelial disease.The severity and frequency of recurrences vary among individuals.Severe cases of HSK,especially those involving the stroma and leading to scarring,can result in vision impairment or even blindness in extreme cases.The cornea's clarity is crucial for good vision,and scarring can compromise this,potentially leading to visual impairment.The management of HSK involves not only treating acute episodes but also implementing long-term strategies to prevent recurrences and attempt repairs of corneal nerve endings via neurotization.Antiviral medications,such as oral Acyclovir or topical Ganciclovir,may be prescribed for prophylaxis.The immune response to the virus can contribute to corneal damage.Inflammation,caused by the body's attempt to control the infection,may inadvertently harm the corneal tissues.Clinicians should be informed about triggers and advised on measures to minimize the risk of reactivation.In summary,the recurrent nature of HSK underscores the importance of both acute and long-term management strategies to preserve corneal health and maintain optimal visual function.
文摘Objective:To explore the effects of integrated traditional Chinese and western Medicine on the vision recovery and serum trace elements in patients with herpes simplex keratitis.Methods:A total of 86 cases of HSK patients admitted in Baogang Hospital of Inner Mongolia from January 2015 to October 2016 were selected and divided randomly into the observation group(n=43)and the control group(n=43)according to the random number table.The control group was treated with ganciclovir eye drops and chondroitin sulfate eye drops,and the observation group was treated with Qinggan Mingmu Decoction on the basis of the control group.The 2 groups were treated for 4 weeks continuously.The clinical efficacy was compared between two groups.The vision recovery,serum trace elements and tear immune factor levels were also compared between two groups before and after treatment.Results:After treatment,the effective rate of treatment in the observation group was significantly higher than that in the control group(p<0.05);in the observation group of patients,visual analogue scale(VAS)score and visual acuity after treatment were obviously higher than those before treatment,and also remarkably higher than those in the control group of patients(p<0.05);after treatment,the levels of Fe,Ca and Cu ions in the observation group were significantly lower than those in the control group and before treatment(p<0.05);after treatment,the level of zinc ions in the serum in the observation group was significantly higher than that before treatment and in the control group(p<0.05);after treatment,the levels of tear IgA,IgG and C3 in the observation group were prominently higher than those before treatment and in the control group(p<0.05).Conclusions:In the treatment of HSK,integrated traditional Chinese and western medicine can promote effectively the vision recovery,regulate the level of trace elements in the serum and enhance the level of tear immune factors,with the clinical efficacy better than the treatment of western medicine alone.
文摘HSV-DNA of seven corneal lesions suspected with herpessimplex keratitis (HSK) and nine normal human donor corneas weredetected by PCR,Five out of seven diseased corneas showed positiveresults,and the other two diseased corneas and nine.normal corneasnegative.The results suggest the PCR may be useful as a rapid andsensitive method for diagnosing HSK.Eye Science 1993;9:126-128.
文摘AIM:To report the etiologies,risk factors,treatments,and outcomes of infectious keratitis(IK)at a major Vietnamese eye hospital.METHODS:This is a retrospective review of all cases of IK at Vietnam National Eye Hospital(VNEH)in Hanoi,Vietnam.Medical histories,demographics,clinical features,microbiological results,and treatment outcomes were reviewed.RESULTS:IK was diagnosed in 1974 eyes of 1952 patients,with ocular trauma being the greatest risk factor for IK(34.2%),frequently resulting from an agriculturerelated injur y(53.3%).The mean duration between symptom onset and presentation to VNEH was 19.3±14.4 d,and 98.7%of patients had been treated with topical antibiotic and/or antifungal agents prior to evaluation at VNEH.Based on smear results of 1706 samples,the most common organisms identified were bacteria(n=1107,64.9%)and fungi(n=1092,64.0%),with identification of both bacteria and fungi in 614(36.0%)eyes.Fifty-five of 374 bacterial cultures(14.7%)and 426 of 838 fungal cultures(50.8%)were positive,with the most commonly cultured pathogens being Pseudomonas aeruginosa,Streptococcus pneumonia,Fusarium spp.,and Aspergillus spp.Corneal perforation and descemetocele developed in 391(19.8%)and 93(4.7%)eyes,respectively.Medical treatment was successful in resolving IK in 50.4%eyes,while 337(17.1%)eyes underwent penetrating or anterior lamellar keratoplasty.Evisceration was performed in 7.1%of eyes,most commonly in the setting of fungal keratitis.CONCLUSION:Ocular trauma is a major risk factor for IK in Vietnam,which is diagnosed in almost 400 patients each year at VNEH.Given this,and as approximately one quarter of the eyes that develop IK require corneal transplantation or evisceration,greater emphasis should be placed on the development of prevention and treatment programs for IK in Vietnam.
