61 results
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Organ Specific ... Neuroleptic malignant syndrome ... • Sickle Cell disease ... #Fever #Acute
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Infectious: • Acute ... disorders • Celiac disease ... effect following treatment ... or hyposplenic states ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Hypercoagulable States ... - APLS • Acute ... mountain spotted fever ... #hematology #rheumatology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... Stage 2 hypertension ... Stage 3 hypertension ... Renal parenchymal disease
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
emergency: permanent organ ... Treatment depends ... Actively maintained fever ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Periodic fever ... Liver function tests ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
disease caused ... Nodular → Mular DIAGNOSIS ... Columbia Agar → takes ... TREATMENT: ​• Acute ... #diagnosis #management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... - 80% have fever ... - ACS, AKI, acute ... lab signs of end organ ... #TLS #diagnosis
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Syndrome Acute ... Headache (45%) • Fever ... ) Treatment: ... ART to slow HIV disease ... #diagnosis