🩺 10 Most Important Medical Signs

Murphy’s Sign – Seen in acute cholecystitis (pain when pressing the right upper abdomen during inspiration). Kernig’s Sign – Suggests meningitis (pain on extending knee when hip is flexed). Brudzinski’s Sign – Another meningitis sign (neck flexion causes hip and knee flexion). Chvostek’s Sign – Indicates hypocalcemia (facial muscle twitch when tapping facial nerve). Trousseau’s Sign – Also for hypocalcemia (carpal spasm after inflating BP cuff). Battle’s Sign – Basal skull fracture (bruising behind the ear). Grey Turner’s Sign – Retroperitoneal hemorrhage or pancreatitis (flank bruising). Cullen’s Sign – Acute pancreatitis (periumbilical bluish discoloration). Clubbing – Seen in chronic lung disease, cyanotic heart disease, liver cirrhosis. Koilonychia – Iron deficiency anemia (spoon-shaped nails).