DIFFERENTIAL DIAGNOSIS OF APHTHOUS ULCERS/INTRAORAL ULCERS

Inflammatory bowel disease

     Crohn’s disease

     Ulcerative colitis

Reiter's Syndrome

Ankylosing Spondylitis

Psoriatic Arthropathy

Sjogren's Syndrome

Behcet’s disease

Systemic lupus erythematosus (SLE)

B12 deficiency

Iron deficiency

Pemphigus

Bullous pemphigoid

Erosive lichen planus

Herpes stomatitis

Coxsackievirus infection

Cytomegalvirus

Herpes zoster

Bacterial infections

     Tuberculosis

     Syphilis

Fungal infections

Pemphigus vulgaris

Erythema multiforme

Stevens-Johnson syndrome

Toxic epidermal necrolysis

Acute necrotizing ulcerative gingivitis

Allergic stomatitis

Trauma

Malignancy