12 results
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
eschar #fever #Rash ... febrilepodcast] #ID ... InfectiousDiseases #Infections ... #Microbiology # ... #Differential #Ddx
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
rigors, diarrhea, nausea ... Ddx? ... Ddx is very broad ... - BIDMC Infectious ... #clinical #photo
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Scarlatiniform rash ... croup • EBV - Infectious ... Primary acute HIV Infection ... #differential #causes ... #bacteria #microbiology
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 ... (28%) • Skin rash ... Opportunistic infections
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 ... dermatology #clinical #photo
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
Powassan Virus Infection
 • Prodrome +/- fine erythematous rash → sudden onset fever, neurological deficits
 •
Powassan Virus Infection ... fine erythematous rash ... neurological deficits • Dx ... #Infection #diagnosis ... #management #neurology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Neutropenia - recurrent infections ... and petechiae Causes ... Idiopathic • Infections ... and thymoma DDX ... hematology #diagnosis #management
Streptococcal Toxic Shock Syndrome (STSS)
Complication of invasive GAS disease characterized by shock & MOF → occurs
GAS in 30% of cases ... erythematous macular rash ... Tailored therapy once dx ... day 2 + 3 BIDMC Infectious ... STSS #treatment #management
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