79 results
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 ... #Differential # ... Diagnosis #Dermatology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Diagnosis Framework ... catheterization • BPH ... #Hematuria #Differential ... #Diagnosis #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Skin Ulcers - Differential ... Diagnosis Algorithm ... ) • Behcet's syndrome ... ulcerative #skinrash #dermatology ... #causes
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Diagnosis Framework ... Hepatopulmonary syndrome ... #dyspnea #sob #differential ... #diagnosis #causes
Causes of Vaginal Discharge - Differential Diagnosis Algorithm
Neoplastic:
 • Endometrium
 • Cervix
 • Vulva
 • Vagina
Systemic
Causes of Vaginal ... Diagnosis Algorithm ... vascular disease • Dermatologic ... vaginalis Toxic Shock Syndrome ... #Causes #Gynecology
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Membrane Disorder - Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Kasabach-Merritt syndrome ... deficiencies - PNH ... #Diagnosis #hematology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential ... paraneoplastic syndromes ... Degenerative, NPH ... #Causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Diagnosis Algorithm ... Non-lmmune: • HELLP Syndrome ... #Causes #Hematology
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... Diagnosis Framework ... artery aneurysm: Causes ... neoplasms - PNH ... #hematology