Define fungus? .classify of fungal diseases.

Fungus :Fungi are chlorophyli fee unicellular or multicellular eukaryotic organisms reproduce by sexual &  asexual spore formation

Clinical Classification
 1.Superficial fungi :  They infect the superficial layer of epidermis of skin
Superficial fungal agents --------------------Diseases 
Malassezia furfur -------------          Pityriasis versicolor /Tinea versicolor
Exophiala werneckii ---------           Tinea nigra
Piedriaea hortae -------------           Black piedra
Trichosporom ----------------           White piedra

2.Cutaneous fungi : They infect skin & skin appendages    ( nil, Hair etc) 
Cutaneous fungal agents ----------------------Diseases 
             Dermatophytes 
            a. Epidermophyton                              Ring worm /Tinea / Dermatophytosis
            b.Trichophyton 
            c. Microsporum
             Candida Species  ------------------------------ Cutaneous candidasis

3.Sub-Cutaneous fungi:
Sub -Cutaneous fungal agents------------------Diseases 
sporothrix schenkii --------------------------------Sporotrichosis
Rhinosporidium seeberi --------------------------Rhinosporidiosis
Medurella mycetomatis ---------------------------Mycetoma/ madura foot

4.Systemic /Deep Fungi : 
Systemic Fungal agents -----------------------Diseases 
Histoplasma capsulatum --------------------- Histoplasmosis
coccidioides immitis -------------------------  Coccidioidomycosis
Pra -coccidioides brasiliensis -------------   Para Coccidioidomycosis
Blastomyces dermatitidis ------------------    Blastomycosis

5.Opportunistic fungi 
Opportunistic fungal agents ------------------Diseases 

Candida albicans ----------------------------Different forms  candidasis 

Crytococcus neoformans -------------------Crytococcosis 

Aspergillus fumigatus ----------------------Aspergillosis 

Mucor ---------------------------------------Mucor Myosis 

pneumocystis carinii-----------------------Pneumonia in immunoompromised patients 

According to reproduction :

1.Sexual reproduction  ( fungi Perfect )

      Ascomycotina 

      Basidiomycotina 

      Zygomycotina 

2.Non-sexual reproduction 

       Deutero -mycotina