Dirk M. Elston, MD

Article

Adult-Onset Still Disease: Persistent Pruritic Papular Rash With Unique Histopathologic Findings

Author:: Dirk M. Elston, MD

Publish date: September 27, 2018

Adult-onset Still disease (AOSD) is a systemic inflammatory condition that manifests clinically through spiking fevers, arthralgia...

Article

What’s Eating You? Ixodes Tick and Related Diseases, Part 2: Diagnosis and Treatment of Regional Tick-borne Diseases

Author:: Dirk M. Elston, MD

Publish date: April 9, 2018

The Ixodes tick is an important arthropod vector in the transmission of human disease. Although Lyme disease is the most prevale...

Article

Perianal Condyloma Acuminatum-like Plaque

Author:: Dirk M. Elston, MD

Publish date: April 4, 2018

A 19-year-old man presented with a perianal condyloma acuminatum-like plaque of 2 years' duration and a 6-month history of diarrhea.

Article

What’s Eating You? Ixodes Tick and Related Diseases, Part 1: Life Cycle, Local Reactions, and Lyme Disease

Author:: Dirk M. Elston, MD

Publish date: March 6, 2018

The Ixodes tick is an important arthropod vector in the transmission of human disease. This 3-part review highlights the biology of the

Article

What’s Eating You? Sand Flies

Author:: Dirk M. Elston, MD

Publish date: February 5, 2018

As thousands of Americans descended upon Brazil for the Olympic games in the summer of 2016, the mosquito-borne Zika virus became a source of great...

Article

Purpuric Macule of the Right Axilla

Author:: Dirk M. Elston, MD

Publish date: January 8, 2018

Article

What’s Eating You? Clinical Manifestations of Dermacentor Tick Bites

Author:: Dirk M. Elston, MD

Publish date: January 8, 2018

Dermacentor ticks are hard ticks found throughout most of North America and are easily identified by their large size, ornate scutum, and ...

Article

What’s Eating You? Head Lice (Pediculus humanus capitis)

Author:: Dirk M. Elston, MD

Publish date: December 1, 2017

The head louse (Pediculus humanus capitis) is a blood-sucking arthropod of the suborder Anoplura. Infestation continues in epidemic proporti...

Article

What’s Eating You? Scabies in the Developing World

Author:: Dirk M. Elston, MD

Publish date: October 31, 2017

Scabies infestation is a major cause of impetigo and subsequent renal failure in the developing world, and efforts to eradicate widespread infestat...

Article

Hyperpigmented Patch on the Leg

Author:: Dirk M. Elston, MD

Publish date: September 7, 2017

A 32-year-old man presented with an asymptomatic pigmented lesion on the left foot that developed over the course of 4 months. Physical examination...

Article

What's Eating You? Sticktight Flea Revisited

Author:: Dirk M. Elston, MD

Publish date: July 5, 2017

The sticktight flea (Echidnophaga gallinacea) earns its name by embedding its head in the host's skin. It has been found in many species of birds a...

Article

What’s Eating You? Chiggers

Author:: Dirk M. Elston, MD

Publish date: June 5, 2017

Belonging to the Trombiculidae family of mites, chigger specifically refers to the larval stage of the mite’s life cycle when it is able to bite it...

Article

What’s Eating You? Cheyletiella Mites

Author:: Dirk M. Elston, MD

Publish date: May 1, 2017

Cheyletiella are nonburrowing mites commonly found on rabbits, dogs, and cats. The mites have been known to cause disease in humans, ranging from m...