Dermatology – Part 1

Dr Svetlina Alexandrova DVM, Member of ESVD

Light Vet Clinic, Bulgaria

 

 

1^ST THING TO DO IS SKIN SCRAPING!!!

 

Slide, mineral oil (lactophenol, glycerin, liquid paraffin), blunted scalpel blade and coverslip

 

 

 

 

 

 

1.SARCOPTES SCABEI VAR. CANIS    

 

               Even if you don`t see it, treat it!

Some treatment options:

Selamectin spot on 3 x every 2 weeks;

Moxidectin spot on 3 x every 2 weeks;

Ivermectin 0,2-0,4 mg/kg s.c. 4 injections every 7 days (not licensed for this use, heartworms test, MDR1 gene mutations);

Fipronil spray 3 mg/kg at 14-day intervals

 

 

2.DEMODEX SPP

 

 

Important note for all parasites search: closed diaphragm of the microscope and less light; scan the entire slide using 10X objective

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.NEOTROMBICULA AUTUMNALIS (skin scrapings)

 

Clinical signs late summer and fall.

Some treatment options:

Fipronil spray

Parasiticidal dips

 

 

 

 

 

 

 

 

4. CHEYLETIELLA SPP. (skin scrapings, tape strip test)

 

Some treatment options:

Selamectin spot on every 14- to 30-day intervals

Ivermectin 0,2-0,3 mg/kg sc 2 injections at 14-day intervals

Fipronil spray

 

 

 

 

 

 

 

 

 

 

 

5.TRICHODECTES CANIS (coat brushing)

 

Some treatment options:

Selamectin spot on every 14- to 30-day intervals

Ivermectin 0,2-0,3 mg/kg sc 2 injections at 14-day intervals

Fipronil spray

 

 

 

 

 

 

 

 

 

 

 

6.DERMATOPHYTOSIS  (tape strip test, wood lamp, fungal culture)

 

Some treatment options:

Topical therapy: enilconazole rinses, miconazole…

Systemic therapy: itraconazole, ketoconazole