55 yrs man with uncontrolled diabetes has asymptomatic , h/o rat bite of left great toe 6 yrs back, peripheral neuritis, tingling numbness+. dx

45year old male patient a known case of T2DM since 15years and HTN since 10years and D.Peripheral Neuropathy since 10years. Presently he came with complains of non healing ulcer over right foot since 3 years and severe itching since 3years with foul smelling pus discharge 5days.associated with fever chills with rigors.pain ?probable diagnosis and DDs

38/m presented with complaints of active bleeding while walking from both distal phalanges since 1 year k/c/o DM on Rx. please find Dx and Rx sir ?

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70 years male DM on regular Rx this wound without any injury since 4 months doing daily dressing with Antibiotic coverage. no healing pls guide.