Faget's sign - Pulse Temperature Dissocation

• Typhoid fever, malaria, Leptospirosis
• Atypical Pneumonia (CML Chlamydia, Mycoplasma, Legionnaire’s disease)
• viral infections such as dengue fever, yellow fever, and viral hemorrhagic fevers
• babesiosis, Q fever, infection with Rickettsia sp., Tularemia, Colorado tick fever

* increase in the pulse of 8 beats per minute for each Centigrade degree of fever (Liebermeister's rule)

*the axillary temperature averages about 1 degree Fahrenheit lower than the oral temperature. A higher axillary temperature than oral temperature suggests hyperthyroidism (Lucatello's sign).