78 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Purtilo (XLP) Acquired ... • Autoimmune diseases ... Unknown cause Treatment ... #management #treatment
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
or metastases, Infection ... AQP-2 gene - Acquired ... insipidus: - Acquired ... Treatment is aimed ... Types #Nephrology #Diagnosis
Streptococcal Toxic Shock Syndrome (STSS)
Complication of invasive GAS disease characterized by shock & MOF → occurs
of invasive GAS disease ... 50% in nec fasc Diagnostic ... necrosis STSS Treatment ... day 2 + 3 BIDMC Infectious ... Diseases Fellowship
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
extrapulmonary disease ... or meningitic disease ... Aspergillosis Pathophysiology ... fever • Septic shock ... 40% Invasive Disease
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Polycythemia Vera (PV) - Diagnosis ... Management Summary Diagnostic ... When present, symptoms ... with evidence of acquired ... von Willebrand disease
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... and duration of symptoms ... angioedema Other symptoms ... , Hypotension, shock ... Cold #Urticaria #diagnosis
Functional Dyspepsia - Signs, Symptoms and Pathophysiology
Delayed gastric emptying - Postprandial fullness, nausea, vomiting
Hypersensitivity to gastric
Dyspepsia - Signs, Symptoms ... and Pathophysiology ... loss H. pylori infection ... nonerosive reflux disease ... #diagnosis #signs
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... Toxic Megacolon, Shock ... Perforation) Pathophysiology ... can be community-acquired ... Ileus, Megacolon, Shock
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
- Diagnosis Algorithm ... • Signs and symptoms ... unresponsive to treatment ... NSAlDs, ARBs) • Infection ... #Diagnosis #Algorithm
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: ... ) • CSF (CNS Infection ... / CT if focal symptoms ... Monocytogenes #diagnosis ... infectiousdiseases #treatment