531 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 ... TB Viral: HSV ... , EBV, HIV, HepB ... Nodosum #Mnemonic #Causes
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
paracortex • HSV-infected ... Lymphadenitis #HSV ... Microscopy #Clinical #LymphNode
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
• Infectious: HAV ... , HCV, HEV, EBV, ... HSV, CMV • Neoplasm ... Differential #Diagnosis #causes
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
of late phase HIV ... "Pattern C" in HIV ... with late phase HIV ... pattern C #HIV ... Pathology #Microscopy #LymphNode
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... Class IV: Weakest ... #Pancreatitis #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Risks factor for HIV ... practices that could cause ... peripheral blood smear, HIV ... patients if the cause
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Inflammatory: MS ... • Infectious: HIV ... Differential #Diagnosis #causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... Viral infections (HIV ... Differential #Diagnosis #Causes
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... • Infectious: HSV ... patient is likely HSV ... patient/ consider HIA ... Differential #Diagnosis #Causes
Differential Diagnosis of Pleuritic Chest Pain:

Categorized by causes: Cardiac, Pulmonary, MSK, Drug/Toxins, Heme/Onc, Renal, Autoimmune

#Diagnosis #Pleuritic
Categorized by causes ... Cardiac, Pulmonary, MSK ... Pleuritic #ChestPain #Causes