Category Archives: Bacterial Infections

Bacterial Skin Diseases

Bullous impetigo

A 3-year-old female toddler presented with 5 days history of multiple small bullae superimposed on erythematous bases on the dorsal surface of the hand and nearby forearm. Some lesions have been ruptured leaving erosions; however, trails of blisters at the periphery of the lesions were seen on close examination. The child was a febrile and had no systemic symptoms. All lesions were cleared on one week course of oral cloxacillin.

Impetigo contagiosum

A 3-year-old boy presented with multiple, erythematous, oozy and crusted patches with honey-coloured crustation in periorificial distribution mainly around the nose and mouth of 4 days duration. Impetigo contagiosum is a common superficial bacterial skin infection usually caused by group-A beta-haemolytic streptococci and/or Staphylococcal aureus. It commonly occurs in children and can involve any body area especially the periorificial sites of the face. One week course of oral cephalexin plus fusidic acid cream resulted in cure.

Lepromatous leprosy

Lepromatous leprosy2

History

           A 70-year-old man presented with advanced lepromatous leprosy of more than a decade duration. The main features shown are madarosis (loss of hair from outer parts of the eyebrows) and characteristic saddle nose (side profile). Among other features of LL which the patient have had are hand contractures and resorption of plalangeal bones.

White strawberry tongue

History

            Within 24-48 hours from the onset of scarlet fever the tongue has a white coating through which reddened, hypertrophied papillae project, giving the so-called white strawberry tongue appearance. By the fourth or fifth day the coating disappears, the tongue is bright red, and the red strawberry tongue remains. The presented case of a toddler with a classical white strawberry tongue appearance.

Syphilitic chancre

History

          A 22-year old male presented about three weeks post illegal sexual intercourse with a single, painless papule that rapidly became an indurated cartilage-like rounded ulcer on the scrotum. Both VDRL and TPHA were positive. The patient was treated with 2.4 million units benzathine penicillin intramuscularly  and another dose repeated after one week.

Secondary syphilis

Secondary syphilis palms

History

          A 40-y-o woman presented with asymptomatic bilateral symmetrical papulosquamous lesions on the palms and whitish mucous patches involved the tongue, cheeks’ inner sides and the lips of three weeks duration. She denied any illegal sexual activity, however STS (VDRL & TPHA) were positive.

Impetigo contagiosum

History

            A 2-year-old infant presented with multiple dirty-yellow crusted patches involved the perioral area especially the chin and the v-region of the chest of 4-5 days duration. The lesions had been cured on oral cephalexin and topical fusidic acid for one week.