2. Two Types of Tinnitus Subjective Tinnitus Objective Tinnitus
3. Two Types of Tinnitus Subjective Tinnitus The experience of sound not originating from a source outside the body. Needs to be differentiated from internally-generated somatosounds and from objective tinnitus
4. What are Somatosounds? Sounds that are internally-generated in the body or head and perceived by the patient Pulsatile: caused by perception of bloodflow can be rhythmic with heartbeat Ex: venous hum or vascular noise Pulsatile and non-pulsatile Non-pulsatile: Ex: patulous eustachian tube, tensor tympani muscle spasms, TMJ Somatosounds can be objective or subjective Somatosounds require medical evaluation
5. Two Types of Tinnitus Subjective Tinnitus The experience of sound not originating from a source outside the body Needs to be differentiated from internally-generated somatosounds and from objective tinnitus Objective Tinnitus Also known as - “audible” tinnitus The person’s tinnitus can be heard by others (infant) Relatively rare
6. Two Levels of Tinnitus Acute Tinnitus Chronic Tinnitus