Rationale:Though cutaneous tuberculosis accounts for a small proportion of all tuberculosis cases,it becomes an important health issue considering its high prevalence in tropical countries.Due to its myriad clinical m...Rationale:Though cutaneous tuberculosis accounts for a small proportion of all tuberculosis cases,it becomes an important health issue considering its high prevalence in tropical countries.Due to its myriad clinical manifestations,it becomes difficult to diagnose and may pose a great diagnostic dilemma.Patient concerns:A 17-year-old male complaint of ulcerproliferative lesion on the left lower leg for 5 years.There was no history suggestive of tuberculosis.On cutaneous examination,single well-defined erosiocrustive plaque of size 14 cm×13 cm with yellowish adherent crust presented over the left lower leg.The underlying surface shows ulceration after removing the crust.Diagnosis:Ulcerative Lupus vulgaris.Interventions:Anti-tubercular drug therapy(isoniazid,rifampicin,pyrazinamide and ethambutol).Outcomes:Lesion showed dramatic improvement after one month of anti-tubercular therapy.Lessons:Dermatologists should be aware of variable clinical presentations of cutaneous tuberculosis so as to diagnose it timely and correctly.展开更多
文摘Rationale:Though cutaneous tuberculosis accounts for a small proportion of all tuberculosis cases,it becomes an important health issue considering its high prevalence in tropical countries.Due to its myriad clinical manifestations,it becomes difficult to diagnose and may pose a great diagnostic dilemma.Patient concerns:A 17-year-old male complaint of ulcerproliferative lesion on the left lower leg for 5 years.There was no history suggestive of tuberculosis.On cutaneous examination,single well-defined erosiocrustive plaque of size 14 cm×13 cm with yellowish adherent crust presented over the left lower leg.The underlying surface shows ulceration after removing the crust.Diagnosis:Ulcerative Lupus vulgaris.Interventions:Anti-tubercular drug therapy(isoniazid,rifampicin,pyrazinamide and ethambutol).Outcomes:Lesion showed dramatic improvement after one month of anti-tubercular therapy.Lessons:Dermatologists should be aware of variable clinical presentations of cutaneous tuberculosis so as to diagnose it timely and correctly.