33 results
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... APLS:PLT ↓ HEMATOLOGIC ... neoplasms - PNH ... Diagnosis #clots #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Benign Familial Pemphigus (Hailey-Hailey Disease): Idiopathic recurrent erruptions, in this
case affecting this axilla.

Charlie Goldberg, M.D. -
(Hailey-Hailey Disease ... erruptions, in this case ... Images #Clinical #Dermatology ... #SkinRash #BFP ... Hailey #Axillae #Photo
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... number of systemic diseases ... inflammatory bowel disease ... Images #Clinical #Photo ... #Dermatology #SkinRash
Hand, Foot, and Mouth Disease: A febrile illness (caused by Coxsackie Virus) associated vesicle formation on
Foot, and Mouth Disease ... febrile illness (caused ... Images #Clinical #Dermatology ... #Pediatrics #SkinRash ... Vesicle #UCSDH #Photo
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
- Behcet's disease ... APLS - MPN/PNH ... Structural - Pelvic masses ... anticoagulation #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... Von Willebrand disease ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Splenomegaly, Increased PMNs ... Cyanotic Heart Disease ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... hemoglobinuria (PNH ... cold agglutin disease ... Extravascular #Causes ... differential #diagnosis #hematology
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Most cases are idiopathic ... drugs, systemic disease ... EAC #clinical #photo ... #dermatology #skinrash