The document discusses various causes of oral ulcers including deficiencies in iron, vitamin B12, and folic acid as well as systemic disorders like SLE and Behcet's disease. It also mentions viral infections from viruses like Coxsackie A and herpes simplex type 1 and bacterial infections such as tuberculosis and syphilis as potential causes. The document recommends treatments like topical steroid ointments, chlorhexidine rinses, pain relievers, and addressing any nutrient deficiencies or infections present.

2. CAUSES
 APHTHOUS ULCER-SUPERFICIAL AND PAINFUL ULCER
 DEFICIENCIES OF IRON,VITAMIN B12,FOLIC ACID
 SYSTEMIC DISORDERS
 DERMATOLOGICAL DISORDERS
 VIRAL INFECTIONS
 BACTERIAL INFECTIONS
 NEOPLASM-SQUAMOUS CELL CARCINOMA
 DRUG INDUCED LICHENOID ERUPTIONS

3. SYSTEMIC DISORDERS
 SLE
 REITERS SYNDROME
 BEHCETS DISEASE
 NEUTROPENIC
ULCERS
 IMMUNODEFICIENCY
DISORDERS
 CROHNS DISEASE
 ULCERATIVE COLITIS
 CELIAC DISEASE
DERMATOLOGICAL DISORDERS
 TOXIC EPIDERMAL
NECROLYSIS
 ERYTHREMA MULTIFORME
MAJOR
 LICHEN PLANUS
 PEMPHIGUS VULGARIS
 BULLOUS PEMPHIGOID

4. VIRAL INFECTIONS
 COXSACKIE A-
HAND,FOOT,MOUTH
DISEASE
 HERPES SIMPLEX TYPE I
 CYTOMEGALO VIRUS
(CMV)
BACTERIAL INFECTIONS
• TUBERCULOSIS
• SYPHILIS
INVESTIGATIONS
• BLOOD SUGAR
• INVESTIGATIONS TO RULE OUT SYSTEMIC DISEASES

5. TREATMENT
• TRIAMCINOLONE (STEROID) OINTMENT FOR LOCAL
APPLICATION
• CHLORHEXIDINE –CONTAINING RINSES
• PAIN RELIEVERS,LIDOCAINE (XYLOCAINE) FOR LOCAL
APPLICATION
• CORRECTION OF B12,FOLIC ACID AND IRON
• ANTIBIOTICS (METRONIDAZOLE ) IN SEVERE CASES
• TAB COLCHICINE 0.5 MG BD FOR MAINTENANCE IN
RECUREENT ORAL ULCER (ESPECIALLY IN BEHCET’S
DISEASE)