32 results
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain - Differential ... Constant Pain (Ischemia ... Claudication) - Cold ... Hyperemia Spasm • Vasculitis ... Marfan's Syndrome
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... Thrombocytopenia #Differential ... Algorithm #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... deficiency • Liver ... #Diagnosis #hematology ... #nonpalpable #dermatology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Rare • Drugs (e.g ... • Steroids • Vasculitis ... Iatrogenic) • Liver ... Algorithm #Causes #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... - Asthma - COPD ... Pulmonary HTN - Vasculitis ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... Hemolytic uremic syndrome ... Autoimmune (AIHA)"Cold ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH, Evans Syndrome ... Defects, Drugs, Liver ... #Diagnosis #hematology
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
myelodysplastic syndrome ... leukocytoclastic vasculitis ... #differential # ... diagnosis #dermatology ... #oncology #clinical
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... #elevatedMCV #Differential ... Algorithm #Causes #Hematology