A 35-year-old male presents to the office with a series of skin lesions on his arm which recently ulcerated even after continued application of a topical antibiotic cream. He is a forest ranger who has recently been clearing an area of the park for a new animal housing unit and had many lesions from thorny-plants covering his arms. A culture of the lesions is taken and grown at room temperature. Which one of the following is the most likely diagnosis? a. Dermatophytosis b. Tinea nigra c. Sporotrichosis d. Blastomycosis e. Tinea pityriasis
Added by Jacob C.
Close
Step 1
The patient is a 35-year-old male, a forest ranger, who has been exposed to thorny plants and has developed ulcerated skin lesions on his arm that did not improve with topical antibiotic treatment. This information suggests a possible infection related to his Show more…
Show all steps
Your feedback will help us improve your experience
Dr. Satish Ingale and 101 other Biology educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Question 31 A 30-year-old man presents to the clinic with a 3-day history of intensely itchy lesions surrounding the groin area. Microscopic examination of skin scrapings reveal long septate hyphae on KOH skin scrapings. What is the most likely diagnosis? Select one: a. Tinea unguium b. Tinea cruris c. Tinea versicolor d. Tinea capitis e. Tinea barbae
Adi S.
A 28-year-old man comes to the physician because of a 2-month history of a rash on his wrists and hands. He is a first-year mortuary science student. He also works on his grandfather's farm each weekend. His hobbies include raising homing pigeons and repairing vintage motorcycles. He recently changed to a different type of laundry detergent to save money. Physical examination shows a diffuse erythematous rash involving both hands up to the wrist creases. The rash does not extend over any other parts of the body. Which of the following is the most likely cause of this patient's rash? O A. Change in laundry detergent O B. Exposure to chemicals during motorcycle repair O C. Handling pigeons • D. Pesticide exposure 6 E. Use of latex gloves
Supreeta N.
A 45-year-old male has come to a dermatology outpatient clinic because he has an area of discoloration (area is more pale) of skin about an inch across on his right forearm. The patient reports that he noticed the spot a couple of months ago and that it has slowly increased in size. The male reports he has spent parts of the last 10 years in Africa working as a missionary. He reports he has not had any other serious illness other than malaria. The doctor does a test of his ability to sense touch in the discolored area. The doctor thinks the sense of touch is reduced. The doctor then takes a biopsy of his skin in the lesion. Test results: No acid-fast positive organisms were observed by microscopic exam of scraping PCR test gave positive result for M. leprae a. What form of this illness does this individual have? b. What are the potential complications or outcomes of this disease if it is untreated? c. Can this illness by treated with drugs? d. Is the missionary likely to transmit this disease to others?
Recommended Textbooks
Biology for AP Courses
Objective Biology for NEET
Introduction to General, Organic and Biochemistry
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD