37 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... endemic fungi - Parasitic ... SAPHO, Sweet's Syndrome ... Differential #Diagnosis #InfectiousDiseases
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Artifact (redo CBC ... Myelofibrosis Infectious ... effect following treatment ... Diagnosis #Algorithm #Causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Diagnosis- Compatible syndrome ... CNS Lymphoma (CD4 ... • Nocardia • Parasitic ... differential #diagnosis #causes
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... NMS, serotonin syndrome ... Viral, Fungal, Parasite ... Immunocompromise Treatment ... • Secondary to Treatment
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... salmonella, ...), Parasites ... Drugs, Unknown cause ... Treatment: • ... #summary #rheumatology
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... Waterhouse-Friderichsen syndrome ... Pneumocystis Jiroveci • Parasites ... #Causes #Adrenal ... endocrinology #infectiousdiseases
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... pathophysiology #infectiousdiseases ... #cdc #parasite
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
present in 15% of cases ... Antimicrobial treatment ... change, seizures, visual ... Demyelinating disease caused ... opportunistic #InfectiousDiseases
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... sludge), Mirizzi's syndrome ... Ampullary stenosis, Parasitic ... infection, Ischaemic ... Biliary #Dilatation #causes
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... Bacterial: Sepsis - Parasitic ... infiltration: malignancy, infection ... antiphospholipid syndrome ... Diagnosis #Framework #hematology