155 results
Causes of Thrombocytopenia.
Platelet counts may be depressed because of decreased production or due to increased platelet
Causes of Thrombocytopenia ... increased platelet destruction ... #Diagnosis #Hematology ... #Differential #Causes ... #Production #Destruction
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Raynaud's Phenomenon on Physical Exam

#Raynauds #Syndrome #disease #phenomenon #clinical #video #physicalexam #fingers #hands #rheumatology
#Raynauds #Syndrome ... clinical #video #physicalexam ... fingers #hands #rheumatology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... Most cases are congenital ... video #neurology #physicalexam
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... • Increased Destruction ... Diagnosis #Algorithm #Causes ... #Hematology
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... superior vena cava syndrome ... Thyroid #Goiter #PhysicalExam ... neck #mass #SVC #Syndrome
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Sequestration Peripheral Destruction ... HLH syndrome 5. ... marrow failure syndrome ... Diagnosis #Algorithm #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... Hepatopulmonary syndrome ... Other Causes ... Transverse myelitis • Hematology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
• Gilbert's Syndrome ... Crigler-Najjar Syndromes ... Diagnosis #Algorithm #Causes ... #Hepatology #bilirubinemia