21 results
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... Gram Negative Bacteria ... Algorithm #Causes #Hematology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Pseudo-cellulitis / "CAP ... Bug: Atypical bacteria ... Aggressive: MRSA bacteremia ... Tissue penetration (CNS ... SJS, DIHS, drug fever
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... paresis) features Bacterial ... stain: Previous antibiotics ... differentiate bacterial ... meningitis • In Bacterial
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
pathogen (e.g., bacteria ... hypothalamus → fever ... Exogenous Pyrogen: • Bacteria ... circumventricular organs CNS ... InfectiousDiseases #Diagnosis
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Symptomatic anemia Diagnosis ... (transfusions, antibiotics ... if neutropenic fever ... Complications: • Can ... #hematology
“Step by Step” – the new kid on the block – aims to risk stratify this
investigations and treatments ... risk of serious bacterial ... <10,000/mm3 - CRP ... < 20 mg/L #Diagnosis ... Algorithm #LP #Antibiotics
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... - Differential Diagnosis ... • Encapsulated Bacteria ... jirovecii • CNS ... Algorithm #Causes #Hematology
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
cystitis, may have fever ... Pathophysiology: • Bacteria ... Coli, but can also ... Management: • Empiric antibiotics ... data • Early treatment
Spontaneous Bacterial Peritonitis
DIAGNOSTICS
Paracentesis: 
 • Calculate absolute PMN count (total WBC x PMN %)
 • Correct
Spontaneous Bacterial ... RBCs) • Obtain bacterial ... -40% will have bacterial ... if other signs (fever ... #Spontaneous #Bacterial
Hepatic Encephalopathy - Diagnosis and Management Summary
Definition:
 • Alteration in brain function manifested by neuropsychiatric symptoms
acid by colonic bacteria ... Polyethylene glycol can ... non-absorbable antibiotic ... ammonia-producing colonic bacteria ... #hepatology