29 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... Inflammation, Chronic Infection ... #MCV #Classification ... #Causes #Hematology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Differential Diagnosis Algorithm ... State: • Anemia ... • Fever/infection ... #Arrhythmias #Cardiology ... Differential #Diagnosis #Algorithm
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
: • Recurrent infections ... Treatment: • Consider ... if neutropenic fever ... diagnosis #management #treatment ... #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... : • Liver disease ... drug induced • Infections ... #classification ... #hematology
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Pregnancy • Fever ... • Rheumatic Fever ... • Rheumatic Fever ... • Rheumatic Fever ... #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... : • Rheumatologic ... Mediterranean Fever ... • Metabolic: Uremia ... #cardiology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Myelofibrosis Infectious ... effect following treatment ... Iron deficiency anemia ... #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Hemolytic anemia ... SLE) - Viral infections ... APLS • Acute Infectious ... mountain spotted fever ... #rheumatology #
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Presentation: • Fever ... /fevers • Thrombocytopenia ... and petechiae Causes ... index < 2 • EPO Level ... Treatment:
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... , ↓ Fibrinogen level ... Drugs, Unknown cause ... Treatment: • ... #summary #rheumatology