Ultrasound type | Tuberculosis | Non-tuberculosis |
---|---|---|
Color Doppler | 1. Marginal blood flow 2. Heart-shaped blood flow | 1. Hilus blood flow 2. No blood flow |
Elastography | 1. Red or yellow-green (type I) 2. Blue < 45% (type II) | 1. Blue > 45% (type III) 2. Blue in the peripheral zone and red or yellow-green in the center (type IV) 3. Blue throughout most of the lymph node (type V) |
Contrast-enhanced ultrasound | 1. Marginal enhancement 2. Separation enhancement 3. Heterogeneity enhancement | 1. Uniformity enhancement 2. No enhancement |