37 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... Vasculitis Skin ... Disease • Cogan syndrome ... Vasculitis #skin ... #dermatology #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Recurrent / Breakthrough DVT During Anticoagulation

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

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... - Water - Pus ... Hepatopulmonary syndrome ... Other Causes ... Transverse myelitis • Hematology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
of hair, eyes, skin ... Tanning • Adverse cutaneous ... McCune Albright syndrome ... #dermatology #Differential ... Diagnosis #Algorithm #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... , may also see skin ... RingEnhancing #Lesions #Brain ... differential #diagnosis #causes ... #radiology #neurology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Alpha & Mu) Skin ... gangrenosum • Cutaneous ... thrombosis+Pulm HTN+skin ... Amyloidosis (CVS+PNS ... Paraproteinemias #Hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
If you haven't seen it, flecainide can cause significant yellowing of the skin and eyes.
flecainide can cause ... yellowing of the skin ... sideeffects #clinical #photo ... #nails #cardiology ... #dermatology #discoloration
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... hemoglobinuria (PNH ... differential #diagnosis #hematology