<prompt> The following factors impair wound healing exceptDiabetes mellitusGlucocorticoidsVitamin C deficiencyClot formation  <response>: Ans. d Clot formationRef: Robbins 9th edpg 106Factors Impairing HealingInfectionDiabetesprotein deficiency, vitamin C deficiency Glucocorticoids steroidsMechanical factors such as increased local pressure or torsion may cause wounds to dehiscePoor perfusion, due either to arteriosclerosis and diabetes or to obstructed venous drainage e.g., in varicose veins Foreign bodiesBlood clot formation is the earliest event in wound repair 