II. Indication: Acute Sinusitis Evaluation
- Frontal Sinusitis
- Maxillary Sinusitis
III. Equipment
- Otoscope with transillumination attachment
IV. Technique
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General
- Completely darken the room
- Decreased light transmission suggests Sinusitis
-
Maxillary Sinus
- Position patient
- Patient's neck in sniffing position
- Neck slightly extended back
- Patient keeps mouth open (remove upper dentures)
- Patient's neck in sniffing position
- Place transilluminator over the lower orbital rim
- Apply light source below inner aspect of eye
- Applied just lateral to nose
- Direct light source downward toward mouth
- Apply light source below inner aspect of eye
- Observe for glow on Hard Palate of open mouth
- Normal if dim red glow seen on Hard Palate
- Compare both sides
- Position patient
-
Frontal Sinus
- Place transilluminator at superior medial orbit edge
- Light placed deep under each brow pointed upward
- Cover light source with hand over patient's eye
- Shields light source from examiner
- Transilluminate up through floor of Frontal Sinus
- Observe for glow at anterior Frontal Sinus wall
- Normal if dim red glow seen over frontal area
- Compare both sides
- Place transilluminator at superior medial orbit edge