Langerhans Cell Histiocytosis with Multiple Osteolytic Lesions

● Case Summary
➣ Gender and Age: 3-year-old boy
➣ The main complaint is that the upper and lower jaws have had painful gingival swellings for a month.
➣ Background of Current Illness:
• No history of trauma, systemic illness, or comparable family history;
• Pain: abrupt onset, intermittent, non-radiating;
• Aggravated by mastication, alleviated on its own;
• Previous d