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Case Studies

Infectious Disease

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Growing Eye Mass Leads to a Rare Diagnosis

Tropical parasitic disease is often asymptomatic, but beware of unexplained ocular symptoms

Apr 13, 2024
A photo of skewers of crocodile meat at a market.
HIV Patient With Movement Disorder Has Different Symptoms on Left and Right Sides

An unusual manifestation of cerebral toxoplasmosis

Aug 21, 2023
A photo of a mature woman receiving a brain CT scan.
Young Man's Claw-Like Hands and Annular, Reddened Skin Plaques

Clinicians diagnose a notorious transmissible bacterial infection rarely seen in the U.S.

Jul 24, 2023
A microscope image of skin affected by leprosy
What Caused Boy in Rural Area to Develop High Fever and Hemoptysis?

Rural life has its hazards, as clinicians in China explain

Jul 17, 2023
A photo of a mother holding a thermometer and the other hand on her son’s forehead as he lays in bed.
Floaters Affect Vision of Kidney Transplant Patient

UL97- and UL54-resistant CMV retinitis treated with multivirus-specific T-cell therapy

Apr 17, 2023
An ophthalmoscope view of the retina of a patient showing the effects of a cytomegalovirus infection.
Solitary Penile Ulcer Could Signal Various Sexually Transmitted Infections

PCR testing reveals an unusual presentation of an increasingly common disease

Apr 03, 2023
A computer rendering of an mpox lesion and an mpox virus.
What Caused a Mysterious Grayish Tongue Plaque in a Healthy Man?

Man presented with irregular gray-white ulcers on the soft palate, uvula, and tonsils

Feb 13, 2023
A photo of a young male physician inspecting the tongue of a mature man.
What's Behind Boy's Bullous Skin Lesions After Flu Symptoms?

Mycoplasma pneumonia identified as the culprit in this case of RIME

Nov 28, 2022
A photo of a boy with reddened eyelids blowing his nose
Ocular Lesions in Man With Monkeypox and COVID-19

Guidance on treating ocular symptoms of monkeypox is currently lacking

Nov 10, 2022
A photo of a young adult male having his eye examined at an ophthalmology clinic.
Sudden Anal Discharge and Rectal Pain in 30-Year-Old Man

Rash that appeared a week later provided a more telling clue

Sep 06, 2022
A photo of a man clutching a roll of toilet paper.
What Caused Man's Saddle-Nose Deformity Years After Lymphoma Dx?

Rare diagnosis points to need for thorough workup in patients with severe nasal congestion

Aug 01, 2022
A photo of a male physician and a senior male patient in the examination room.
Jaundice, Malaise in Woman With Heroin Habit, Inactive Hepatitis B

HDV diagnosis portends imminent cirrhosis despite initial resolution of symptoms

Jul 05, 2022
A close up photo of a womans eye yellowed by jaundice.
Woman's Tongue Turns Brown After Course of Antibiotics

Black hairy tongue is diagnosed based on its rapid presentation shortly after starting treatment

May 09, 2022
A patient’s view of a female physician wearing a protective mask and hair covering holding out a tongue depressor.
Post-COVID Myocardial Scarring in Young Healthy Man

Case raises concerns about long-term consequences of undetected myocardial involvement

May 02, 2022
A photo of a young man experiencing chest pain while running with a woman.
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