46 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... histoplasmosis, cryptococcus ... Lesions #Brain #differential ... #diagnosis #causes
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... : Aspergillus, Cryptococcus ... nocardia - Fungal: Cryptococcus ... Coccidiomycosis, Cryptococcus
Multiple Cranial Neuropathies - High Yield Differential Diagnosis
 • Intrinsic brainstem process
 • Compressive brainstem process
Neuropathies - High Yield Differential ... Neurosarcoidosis • CNS ... VZV, syphilis, cryptococcus ... #Neuropathies #Differential ... #Diagnosis #causes
Causes of CSF Lymphocytic Pleocytosis - Differential Diagnosis
Viral: Arbo, Adeno, Herpes, Entero, HIV
Fungal: Cryptococcus, Cocci, Histo,
Causes of CSF Lymphocytic ... Pleocytosis - Differential ... , HIV Fungal: Cryptococcus ... #Pleocytosis #Differential ... #Diagnosis #Causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... culture positive Cryptococcal ... lesions • CSF cryptococcal ... #Infections #differential
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Coccidioides species, Cryptococcus ... #Myocarditis #differential ... diagnosis #cardiology #causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... (SPA) • Other Causes ... Mycobacterial Causes ... Fungi: Candida, Cryptococcus ... swinndong #Aortitis #Differential
Dysphagia Differential Diagnosis Algorithm
Oropharyngeal Dysphagia
Structural
 • Tumors
 • Zenker's Diverticulum
 • Foreign Bodv
Neuromuscular Toxic/Metabolic
 • Myasthenia
Dysphagia Differential ... Diagnosis Algorithm ... Myasthenia Gravis • CNS ... #Diagnosis #Algorithm ... #Causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #bradycardia #Causes ... #differential # ... infectiousdiseases #table
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... Lymphadenopathy, CNS ... hematology #Markers #Differential ... #Diagnosis #Algorithm