20 results
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... - Tamponade Pulmonary ... Transverse myelitis • Hematology ... #differential #diagnosis ... #causes #pulmonary
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... - Differential Diagnosis ... Abnormal Abdominal Ultrasound ... #Algorithm #Causes ... #Hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... underarms, or chest ... Differential Diagnosis ... #oncology #diagnosis ... #differential #hematology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... without other cause ... , and CXR with pulmonary ... Transfusion #Reactions #hematology ... #diagnosis #comparison
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
resembling rashes caused ... Syphilis #Rash #Diagnosis ... #Clinical #Photo ... #Dermatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Clinical ... thrombophlebitis, pulmonary ... : • + Clinical ... cryoglobulins • Negative causes ... hematology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
or the anterior chest ... auricular papules Clinical ... Men • ~50% of cases ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Diagnosis? ... dermatophytes cause ... Variety #type #clinical ... #photo #foot #dermatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
late adulthood • Diagnosis ... to 8 years Clinical ... Chest CT: • Ground-glass ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology