[Mucormycosis. Report of 3 cases]

Antonio Tristano1, María Eugenia Chollet, María Willson

  • 1Servicio de Medicina Interna, Hospital Dr. Domingo Luciani, Caracas, Venezuela. mjtristano@cantv.net

Investigacion Clinica
|September 17, 2002
PubMed

Insights

Early diagnosis and treatment of mucormycosis, a severe fungal infection, are crucial. This study highlights rhinocerebral mucormycosis cases, emphasizing prompt surgical debridement and amphotericin B therapy for better outcomes.

Area of Science:

  • Mycology
  • Infectious Diseases

Background:

  • Mucormycosis is a life-threatening fungal infection caused by Mucorales.
  • Clinical presentations vary, often linked to underlying conditions like diabetes mellitus.

Observation:

  • Three cases of mucormycosis diagnosed between 1987 and 2001 in Caracas, Venezuela.
  • Two patients had diabetes mellitus, presenting with rhinocerebral mucormycosis and complications like cavernous sinus thrombosis.
  • One patient, apparently healthy, also developed sinus involvement.

Findings:

  • Rhinocerebral mucormycosis was the most common presentation in diabetic patients.
  • Complications included cavernous sinus thrombosis and carotid artery involvement.
  • Successful treatment involved amphotericin B and surgical debridement.

Implications:

  • Highlights the critical need for prompt clinical diagnosis of mucormycosis.
  • Emphasizes the combined therapeutic approach of surgical intervention and antifungal medication.
  • Underscores the potential for severe outcomes even in seemingly healthy individuals.

Related Concept Videos

Fungal Group Zygomycota01:29

Fungal Group Zygomycota

Zygomycota, previously classified as a distinct fungal group, are primarily terrestrial, saprophytic molds that play a crucial role as decomposers. Recent phylogenetic studies have revealed that these fungi are now divided into two major clades — Mucoromycota, which includes many symbiotic species, and Zoopagomycota, which primarily consists of parasitic and pathogenic fungi. These groups exhibit distinct ecological roles and reproductive strategies while sharing key structural and...
Cryptococcal Meningitis01:27

Cryptococcal Meningitis

Cryptococcal meningitis is a life-threatening opportunistic infection predominantly associated with HIV/AIDS, accounting for over 100,000 deaths annually worldwide. However, it also affects individuals with other forms of immunosuppression, including those undergoing immunosuppressive therapy, organ transplant recipients, patients with innate immunodeficiencies, and individuals with hematological disorders. The infection is caused mainly by Cryptococcus neoformans and Cryptococcus gattii,...
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Candidiasis01:20

Candidiasis

Candidiasis is a fungal infection caused by opportunistic species of Candida. It can affect various anatomical sites, including the skin, oral cavity, nails, and genitourinary tract. Among its forms, vaginal candidiasis is the most common type of mucosal infection. It typically results from the overgrowth of Candida albicans in the vaginal mucosa. Under normal conditions, C. albicans exists as a commensal organism within the vaginal microbiota, regulated by the dominance of lactobacilli, which...
Antifungal Agents01:15

Antifungal Agents

Amphotericin B is a broad-spectrum antifungal agent that exploits structural differences between fungal and mammalian cell membranes. Its amphipathic structure—featuring a hydrophobic polyene-lactone ring and a hydrophilic region containing mycosamine and carboxylic acid groups—enables selective binding to ergosterol, a sterol predominantly found in fungal plasma membranes. This selective interaction underlies the drug’s antifungal activity, although weak binding to cholesterol contributes to...