Page 137 - Rule Outs in Small Animal Medicine, Problem-oriented Assessment of Problems in Physical Examination and Clinical Pathology, 2nd Edition
P. 137

Dermatology                                                                                            Dermatology
 e                                                                                                               e

  Medizi Innere
  VetBooks.ir




 Claw abnormalities




                          More than one
 One paw
                              paw


 Neoplasia  Infection  Trauma


 Mainly
 – Squamous   – Secondary  affecting claw                                       Mainly
 cell   bacterial   bed                                                      affecting claw
 carcinoma  infection
 – Lung   – Dermato-
 carcinoma   phytosis
 metastasis  Neoplasia  Autoimmune   Hormonal   Infection      Structural                               Brown
 disease  influence                                             changes                              discolouration



 – Multiple   – Pemphigus   – Hypo-  – Secondary  Claws too                              Claws too   – Secondary
 squamous  foliaceus   thyroidism  bacterial   soft,                                       long,      Malassezia
 cell  – Lupus   infection             brittle                                            curved      infection
 carcinoma  erythema-
 – Lung   tosus
 carcinoma   Autoimmune                          Nutrient    – Congenital   Increased       No       – Leish-
 metastases    disease     Allergy   Infection   deficiency   ichthyosis    growth        abrasion     maniosis


             – Lupoid     – Food     – Bac-     – Zinc-                   – Hyper-      – Ground
               onycho-     allergy    terial      respon-                   thyroidism   surface too
               dystro-    – Environ-  – Myco-     sive                                   soft
               phy         mental     tic         derma-                                – Too little
             – Lupus       allergy                tosis                                  exercise
               erythe-
               matosus




























 126                                                                                                           127
   132   133   134   135   136   137   138   139   140   141   142