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 Indian J Med Microbiol  
 

Figure 4: Diagnostic algorithm for orofacial granulomatosis. ANCA → Antineutrophil cytoplasmic antibody; BUN → Blood urea nitrogen; CRP → C-reactive protein; GIT → Gastrointestinal tract; GPA → Granulomatosis with polyangiitis, previously called Wegener's granulomatosis; Pol → Polarizing; RS → Respiratory System; SACE → Serum angiotensin-converting enzyme ; PAS→Periodic acid–Schiff

Figure 4: Diagnostic algorithm for orofacial granulomatosis. ANCA → Antineutrophil cytoplasmic antibody; BUN → Blood urea nitrogen; CRP → C-reactive protein; GIT → Gastrointestinal tract; GPA → Granulomatosis with polyangiitis, previously called Wegener's granulomatosis; Pol → Polarizing; RS → Respiratory System; SACE → Serum angiotensin-converting enzyme ; PAS→Periodic acid–Schiff