January 2025 in “The International Journal of Gastroenterology and Hepatology Diseases” This study explored how vitamin B12 is essential for hair growth and nervous system health, highlighting that factors causing its malabsorption, like gastric issues and smoking, can lead to optic neuropathy and hair loss.
October 2024 in “The American Journal of Gastroenterology” This study described a case where both alopecia universalis and Crohn's ileitis in a 23-year-old man showed remarkable improvement with the JAK1 inhibitor upadacitinib, highlighting its potential as a treatment for patients with concurrent conditions.
50 citations
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November 2010 in “Otolaryngologic Clinics of North America” This review discusses the oral manifestations associated with hematologic conditions and nutritional deficiencies, without presenting new research results; it emphasizes the impact of blood disorders and vitamin deficiencies on oral health.
3 citations
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November 2016 in “Clinical Pediatrics” A girl with Crohn's disease developed hair loss from her medication, which improved with treatment but later returned.
May 2025 in “The Journal of Rheumatology” This report describes two cases where female patients with chronic granulomatous disease developed manifestations of systemic lupus erythematosus, highlighting a rare association that may influence clinical evaluation and treatment planning.