27 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Autoimmune Hemolytic Anemia ... Spherocytes • Treatment ... Mycoplasma, HIV, EBV ... transient hemolysis • Treatment ... #hematology #diagnosis
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Toxic injury to BM ... and petechiae Causes ... Parvovirus B19 - EBV ... Treatment: ... oncology #hematology #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Ferritin >1000 ng ... Infections+++: Virus (EBV ... biologics (CMV +++, EBV ... Treatment: • ... of emergency, ICU
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
Ultrasound for Diagnosing ... Midclavicular line on the anterior ... the diaphragm #Diagnosis ... #Peds #EM #PICU
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... (COVID19, CMV/EBV ... Illness Myopathy (ICU ... Subacute to Chronic Causes ... #differential #diagnosis
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential Diagnosis ... Infectious: Influenza, EBV ... ILD, OSA, pHTN, Anemia ... #Differential #Diagnosis ... #causes #neurology
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome - Causes ... and Treatment ... - MH/CCF/CWRU EM ... #Differential #Diagnosis ... #Treatment #Management
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... changes), high MCV anemia ... patients if the cause ... When do you do a BM ... #Differential #Diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... workup, including BM ... hemolysis, deficiency anemia ... Rebound effect from treatment ... #Differential #Diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
antibody, Anti-GBM ... usually low in anti-GBM ... Goodpasture's cause ... hematuria, RBC casts ... #management #treatment