10 results
Stool Cultures - Indications in Diarrhea
Patient Categories to Order Stool Cultures On:
 • Persisting 1 week
Stool Cultures - ... IBD, age > 70, pregnant ... outbreak) Few infectious ... causes of acute ... 196 (1.5%) had a positive
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... are positive in ... (+): Acute: ... Marantic (NTBE) Differential
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Evaluation of Acute ... Routine stool culture ... HIV infection or ... while awaiting culture ... positive 2.
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... disease • Systemic infection ... Native Valve - Acute ... • HACEK • Culture-negative ... Noninfective #Causes #Differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Infectious: • Pre-existing ... are positive in ... Positive: • Acute ... #Differential #
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
head in dependent position ... or at work) - acute ... preeclampsia: late pregnancy ... Killers #Lethal #Fatal ... Dangerous #Deadly #Differential
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... arteries) • Pregnancy ... significantly positive ... Diagnoses: • Acute ... • Infective Endocarditis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Symptoms: • Acute ... • Gram stain: Positive ... in 60%-90% • Culture ... : Positive in 70%
Nausea and Vomiting - Differential Diagnosis Algorithm

Upper Gastrointestinal - Acute
 • Infectious Gastroenteritis
 • Gastric/Duodenal Obstruction
and Vomiting - Differential ... • Infectious ... /Metabolic • Pregnancy ... Monoxide • Heavy Metal ... Vomiting #emesis #Differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
presents with acute ... to 12 weeks for acute ... • Confirmed by culture ... arthritis, and endocarditis ... have positive blood