17/02/2026
1) Leukoplakia (ल्युकोप्लाकिया)
Leukoplakia is a white patch or plaque that develops on the oral mucosa (mouth lining) and cannot be scraped off and cannot be clinically or pathologically characterized as any other disease.
Key Points:
Commonly seen on tongue, buccal mucosa, and gums
Strongly associated with to***co use (smoking or chewing)
Considered a potentially malignant disorder (may turn into oral cancer in some cases)
2) Lichen Planus (लाइकेन प्लेनस)
Lichen planus is a chronic inflammatory autoimmune disease that affects the skin and mucous membranes, including the oral cavity.
Key Points:
In the mouth, it appears as white lacy lines (Wickham’s striae) or red erosive areas
Caused by an immune-mediated reaction
Usually chronic and may cause burning sensation
Oral type is called Oral Lichen Planus (OLP)