• If a patient comes with fever with chills and rigors, think of Malaria in north and filaria in Vidarbha region in India.
  • In malaria, chills are in the afternoon; in filaria, the chills occur in the evening.
  • Fever with joint pains on extension often is due to Chikungunya (flexion improves the pain)
  • Think of dengue if there is fever with itching, rash and periorbital pain.
  • In fever with single chills, think of pneumonia.
  • Fever with sore throat, no cough, no nasal discharge: Think of streptococcal sore throat, especially in the children.
  • Fever with red angry–looking throat: Think of streptococcal sore throat
  • Fever with red epiglottis: Think of Hemophilus infection
  • Fever with cough and or nasal discharge: Think of common flu
  • Fever with cough, nasal discharge, nausea and vomiting: Think of H1N1 flu
  • Fever with toxic look, persistent fever: Look for typhoid
  • Fever with no or low rise in pulse: Look for typhoid
  • Fever with urinary symptoms (burning, frequency): Rule out urinary infection.
  • Fever with high TLC (white cell count) and liver pain: Rule out liver abscess
  • Fever with watery diarrhea, with no blood or mucous: Rule out acute gastroenteritis
  • After the fever is over, jaundice appears: This is viral hepatitis
  • After the fever is over, one feels very weak: Rule our dengue hemorrhagic fever.