45 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... deficiencies - PNH ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... - Water - Pus ... Hepatopulmonary syndrome ... Barre - ALS - Transverse ... myelitis • Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... and Platelet Disorders ... (CVID, WAS), (neurologic ... or if a primary hematologic ... #Workup #hematology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... (Many causes!) ... * (most common cause ... • Psychiatric disorders ... #diagnosis #neurology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Mucous Membrane Disorder ... Stevens-Johnson Syndrome ... • Behcet's syndrome ... MucousMembranes #dermatology ... Diagnosis #Algorithm #causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... hemoglobinuria (PNH ... lymphoproliferative disorders ... Extravascular #Causes ... differential #diagnosis #hematology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... nervous system (CNS ... Inflammatory causes ... optica spectrum disorder ... #neurology #inflammatory
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Muehrcke's Lines - Transverse ... • Nephrotic syndrome ... Systemic #Secondary #dermatology ... Diagnosis #Algorithm #causes
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
APLS - MPN/PNH ... Structural - Pelvic masses ... - May-Thurner syndrome ... anticoagulation #hematology