What elements and warning signals should the podiatrists consider when examining their patients in the decision to carry out the technical service themselves or to first refer the patient to a doctor?

Podiatry; Foot; Toes; Foot Diseases; Nails; Nails, Ingrown; Nail Diseases; Paronychia; Skin Diseases; Dermatitis; Hand-Foot Syndrome; Eczema; Foot Dermatoses; Tinea Pedis; Foot Ulcer; Diabetic Foot; Skin Manifestations; Inflammation; Wound Infection; Skin Ulcer; Varicose Ulcer; Wound Healing; Necrosis; Pathological Conditions, Signs and Symptoms; Pathologic Processes; Gangrene; Fever; Body Temperature Changes; Rheumatic Fever; Larva; Edema; Skin Pigmentation; Neurologic examination; Peripheral nervous system diseases; Neuropathy, painful; Hypoesthesia; Gait disorders, neurologic; Skin Diseases, Vascular; Peripheral vascular diseases; Venous insufficiency; Peripheral arterial disease; Varicose veins; Pulse; Cyanosis; Pulse wave analysis; Intermittent claudication; Head-down tilt; Pressure ulcer