20 results
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
scratch, Tularemia), Breast ... Angioimmunoblastic T-cell ... Anti-epileptic drugs (AEDs ... Diagnosis #Algorithm #Causes
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
extent of the nausea ... and vomiting as well ... #Pneumatosis #CT ... #NEJM
Macroglossia in Light-Chain Amyloidosis- Physical examination revealed macroglossia, with indentations from the teeth (Panel A)...A biopsy
amyloidosis is a well-recognized ... cause of macroglossia ... amyloidosis #clinical #photo ... AL #lightchain #NEJM
Vibrio vulnificus Infection- At the time of presentation, hemorrhagic bullae measuring 3.5 by 4.5 cm had
vulnificus can cause ... contaminated seawater, as well ... #clinical #photo ... #NEJM #vibrio #
Acute Dacryocystitis- A 4-week-old boy was brought to the emergency department after having drainage from both
The white-cell count ... #NEJM #clinical ... #photo #peds #acute
Echinococcal Cysts in the Liver- The physical examination revealed hepatomegaly with a palpable hepatic mass. Laboratory
a normal white-cell ... Hydatid disease is caused ... #clinical #NEJM ... hepatic #radiology #CT
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... Haverhill fever caused ... Well-circumscribed ... • No well-described ... lung, esophageal, breast
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
less than 200 cells ... present in 15% of cases ... enhancement on CT ... Demyelinating disease caused ... periventricular areas
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
rapidly progresses: cell ... wet (dependent areas ... anaphylaxis, toxins/meds ... #differential #causes