Cosa sono le patologie degenerative e come vengono classificate?

#iguru_soc_icon_wrap_69ea9c8f4bb6e a{ background: transparent; }#iguru_soc_icon_wrap_69ea9c8f4bb6e a:hover{ background: transparent; border-color: #7cbc61; }#iguru_soc_icon_wrap_69ea9c8f4bb6e a{ color: #7cbc61; }#iguru_soc_icon_wrap_69ea9c8f4bb6e a:hover{ color: #ffffff; }.iguru_module_social #soc_icon_69ea9c8f4bba81{ color: #ffffff; }.iguru_module_social #soc_icon_69ea9c8f4bba81:hover{ color: #7cbc61; }.iguru_module_social #soc_icon_69ea9c8f4bba81{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_69ea9c8f4bba81:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_69ea9c8f4bbc12{ color: #ffffff; }.iguru_module_social #soc_icon_69ea9c8f4bbc12:hover{ color: #7cbc61; }.iguru_module_social #soc_icon_69ea9c8f4bbc12{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_69ea9c8f4bbc12:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_69ea9c8f4bbcd3{ color: #ffffff; }.iguru_module_social #soc_icon_69ea9c8f4bbcd3:hover{ color: #7cbc61; }.iguru_module_social #soc_icon_69ea9c8f4bbcd3{ background: rgba(124,188,97,0.01); }.iguru_module_social #soc_icon_69ea9c8f4bbcd3:hover{ background: rgba(255,255,255,0.01); }