35 results
Petechiae / Purpura - Differential Algorithm by Pathophysiology

Dr. Zaven Sargsyan @sargsyanz

#Petechiae #Purpura #Differential #Algorithm #Pathophysiology #diagnosis
Petechiae / Purpura ... - Differential ... #Petechiae #Purpura ... #Differential # ... #diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... leakage of RBC's secondary ... - Hemolytic anemia ... #Differential # ... Diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic Anemia ... (AIHA) Pathophysiology ... C3 positive or negative ... #Pathophysiology ... #diagnosis #hematology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... vasculitic diseases secondary ... palpable, the differential ... #Diagnosis #Dermatology ... #Nonpalpable #Differential
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic Anemia ... (AIHA) - Differential ... AIHA (7-8%) DAT-negative ... #AIHA #Differential ... Diagnosis #Table #hematology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... Pathophysiology: ... of primary or secondary ... #Diagnosis #Dermatology ... Palpable #Algorithm #Differential
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... Hypersplenism • Secondary ... #Differential # ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Diagnosis Secondary ... malignancies • Anemia ... Diagnosis #Causes #hematology ... #secondary
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Henoch-SchonIein Purpura ... Pauci-immune mediated (Negative ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... • Starvation Secondary ... - Hemolytic Anemia ... High purine diet Secondary ... Diagnosis #Algorithm #endocrinology