9 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... rigors, diarrhea, nausea ... Ddx? ... - BIDMC Infectious ... #photo
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
When considering infections ... C. canimorsus infection ... Capnocytophaga infection ... Indiana University Infectious ... #clinical #photo
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
infection • ... • >50,000 HIV infections ... within 28 days of infection ... sweats (28%) • Skin ... rash (48%) •
Monkeypox

What?
Monkeypox virus belongs to the family Poxviridae, subfamily Chordopoxvirinae, and genus orthopoxvirus
Viral zoonotic disease that is
disease that is caused ... risk factors for infection ... be involved DDX ... sexually transmitted infections ... Cutaneous bacterial infections
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Headaches • Pale skin ... Neutropenia - recurrent infections ... and petechiae Causes ... Idiopathic • Infections ... and thymoma DDX
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... most often seen DDX ... Indiana University Infectious ... type #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... , mucositis • Rash ... Recurrent middle ear infections ... tract, and often causes ... , recent viral infection
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... to exclude are infections ... CTD) • ANCA (Dx ... differential #diagnosis #rheumatology
Summary of Monkeypox: Current Knowledge as of May 2022
 • What is Monkeypox?
 • Origins of
period (time from infection ... smallpox) - Rash ... material from skin ... exposure risk • Infection ... infectiousdiseases #microbiology