2005 Jun 1;71(11):2188-2190. One of the most common diagnoses in primary care is cellulitis. Streptococcus sp. and Staphylococcus aureus are the most common etiologic organisms of cellulitis and usually respond to empiric antibiotics. A seven- to 10-day regimen is the recommended treatment. However, uncomplicated cellulitis has a strong inflammatory response with a low yield for bacteria in the affected area.
To start, letâs measure voltage on a AA battery: Plug the black probe into COM and the red probe into mAVÎ©. Set the multimeter to â2Vâ in the DC (direct current) range. Almost all portable electronics use direct current), not alternating current. Connect the black probe to the batteryâs ground or â-â and the red probe to power or â+â.
What to look for in a multimeter and how to use a multimeter to measure voltage, current, resistance and continuity.