40 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Diagnosis and Workup Algorithm ... Infections: Lung abscess ... Infection, Nocardia Chronic ... 12 weeks): • Chronic ... , NTB, Fungal, Parasitic
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Osteomyelitis • Occult abscess ... malaria) • other parasites ... UnknownOrigin #FUO #Chronic ... #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... Diagnosis: • CBC ... Coccidioides • Parasite ... #differential #causes
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Differential Diagnosis Algorithm ... Granuloma • Abscess ... Septic Embolism • Parasitic ... polyangiitis (GPA) / microscopic ... #Causes #Pulmonary
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... Artifact (redo CBC ... : • Acute or Chronic ... #Causes #Hematology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... Differential Diagnosis Algorithm ... Infectious (fungal, TB, parasitic ... - Systemic: Chronic ... #Causes
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Differential Diagnosis Algorithm ... Bacterial • Abscess ... Myeloproliferative Disorder • Chronic ... #Causes #Hematology
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Differential Diagnosis Algorithm ... eg.malaria) • Other parasites ... Skin Infection Abscess ... #causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... Differential Diagnosis Algorithm ... Encephalitis, Brain Abscess ... Differential #Diagnosis #Algorithm ... #Causes #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... Syphilis • Pyogenic Abscess ... • Nocardia • Parasitic ... differential #diagnosis #causes