71 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... Algorithm High or Normal ... Malignancy • Normal ... , Milk Alkali Syndrome ... , Viral Syndromes
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome ... bacterial and viral
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Encephalopathy - Differential ... (bacterial/viral ... paraneoplastic syndromes ... neurocognitive disease ... Encephalopathy #Differential
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Diagnosis Infectious ... : • Viral: Enterovirus ... : • Rheumatologic ... : EGPA, Horton Disease ... , Takayasu Disease
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... Diaqnoses: • Infectious ... CK, normal biopsy ... diagnosis #management #treatment ... #rheumatology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... resolution falling to normal ... • Behcet's syndrome ... Brucellosis Faget's Sign ... Fever #Patterns #Differential
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Splenomegaly - Differential ... Diagnosis Algorithm Infectious ... Bacterial • Viral ... Hepatic, Portal, ... Algorithm #Causes #Hematology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Cardio-pulmonary disease ... • Endocrine Disease ... Lambert-Eaton Myasthenic Syndrome ... #Weakness #Neurology ... #Differential #
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... • Cushing's Disease ... Panhypopituitarism Treatment ... Transplant Chronic Disease ... CRF) • Infection
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... CTD (SLE) - Viral ... infections - ... Kasabach-Merritt syndrome ... #rheumatology #