Pneumocystis jirovecii pneumonia induced by low-dose methotrexate in a patient with chronic urticaria*
- Resource Type
- Authors
- Shih-En Tang; Yu-Huei Li; Kuang-Yu Wei; Chan-Yuan Chang; Sheng-Huei Wang
- Source
- Anais Brasileiros de Dermatologia
Anais Brasileiros de Dermatologia, Vol 92, Iss 3, Pp 401-403 (2017)
- Subject
- medicine.medical_specialty
Urticaria
Case Report
Dermatology
Low dose methotrexate
Gastroenterology
030207 dermatology & venereal diseases
03 medical and health sciences
0302 clinical medicine
Refractory
immune system diseases
Internal medicine
parasitic diseases
medicine
skin and connective tissue diseases
Chronic urticaria
030203 arthritis & rheumatology
business.industry
Cumulative dose
Pneumocystis jirovecii Pneumonia
medicine.disease
Pneumonia, Progressive interstitial, of sheep
Pneumonia
Methotrexate
Pneumocystis carinii
RL1-803
business
medicine.drug
- Language
- English
- ISSN
- 1806-4841
0365-0596
Methotrexate has immunosuppressive effects and is administered for refractory chronic urticaria. We present a case of Pneumocystis jirovecii pneumonia in a patient with refractory chronic urticaria managed by low-dose weekly methotrexate treatment (total cumulative dose 195mg). Our study highlights the importance of providing prompt diagnosis and treatment of Pneumocystis jirovecii pneumonia in patients with chronic urticaria under methotrexate therapy.