Stephen K. Tyring

Chromoblastomycosis ICD-10-CM B43.9 Are You Confident of the Diagnosis? What you should be alert for in the history A history of transcutaneous trauma with organic matter, such as rotting wood and soil, as well as plant thorns and debris is typical. Occupation often plays a role, with the majority of lesions observed on the extremities…

Are You Confident of the Diagnosis? Symptomatic infection with human cytomegalovirus (CMV) may occur in the newborn or in immunocompromised individuals, including those infected with HIV/AIDS, hematopoietic stem cell transplant (HSCT) recipients, and organ transplant recipients. Symptoms of infection with CMV in such populations are extremely variable. Immunocompetent individuals rarely exhibit any symptoms of disease…

Are You Confident of the Diagnosis? What you should be alert for in the history A history of prodrome with acute stinging, itching, burning, paresthesias, and hyperesthesia in a single dermatome is characteristic of herpes zoster. Patients may also complain of constitutional symptoms (headache, malaise, fever). Typically, pain begins and a unilateral rash of erythematous…

Are You Confident of the Diagnosis? What you should be alert for in the history Patients infected with Herpes Simplex Virus type 1 (HSV-1) and Herpes Simplex Virus type 2 (HSV-2) can present in many different ways. Furthermore, many patients are asymptomatic during primary and recurrent infections. Common symptoms during primary infection include a prodrome…