9 results
Streptococcal Toxic Shock Syndrome (STSS)
Complication of invasive GAS disease characterized by shock & MOF → occurs
GAS in 30% of cases ... 50% in nec fasc Diagnostic ... kidneys, liver, lung ... /ARDS, coagulopathy ... day 2 + 3 BIDMC Infectious
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... treatment is generally required ... Demyelinating disease caused ... #AIDS #opportunistic
 Acute Iron Poisoning

There are five classically described phases of toxicity:
Gastrointestinal phase (~6 hours post-ingestion)
 -
Abdominal pain, nausea ... post-ingestion) - Symptom ... deterioration Shock ... Poisoning #Toxicity #Toxicology ... #Diagnosis #Management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Complex (MAC): • Acquired ... gastrointestinal symptoms ... Diagnosis Of NTM ... • Clinical (Symptoms
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Rheumatologic symptoms ... yeast • At risk: AIDS ... change in the lungs ... fever • Septic shock ... nails, bronchi, lungs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Constitutional symptoms ... factor • May cause ... #AIDS #pulmonary
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
organizing pneumonia, ARDS ... gradually with symptoms ... failure - Infectious ... Improvement in symptoms ... #management #Toxicology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
/Sepsis/Shock, Autoimmune ... Neurological symptoms ... : • Infection, ... the underlying cause ... until cause identified
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
vasculitis vs infection ... identifies 85 to 95% of cases ... day, followed by long ... absence of visual symptoms ... Temporal #Signs #Symptoms