3208 results
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
for enumerating differentials ... structural lung disease ... structural lung dsease ... structural lung disease ... Pathogens #Pneumonia #Differential
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
dihydroxyvitamin D can help differentiate ... Chronic kidney disease ... Endocrinology #Differential
Small and Large Bowel Obstruction - Differential (DISTEND HIM)

Diverticulitis 
Inflammatory bowel disease (Crohn’s, UC) 
Surgery (adhesions)
Obstruction - Differential ... Inflammatory bowel disease ... Ischemic bowel disease ... Obstruction #SBO #Differential
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
scalp, skin • Differential ... thoracic skin • Differential ... pulmonary • Differential ... Thyroid/laryngeal disease ... cytomegalovirus, dental disease
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... underlying lung disease ... of cancer, lung disease ... Chronic #Cough #Differential
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Inflammatory Arthritis - Differential ... Systemic Rheumatic Disease ... Sclerosis, Sjogren's Disease ... Sarcoidosis, Still's Disease ... #arthritides #Differential
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Cyanotic Heart Disease ... Gastrointestinal Disease ... Nails #Mnemonic #Differential
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
However, the differential ... disseminated gonococcal disease ... hand-foot-and-mouth disease ... is essential to differentiate ... However, the differential
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Splenomegaly - Differential ... • Gaucher's Disease ... Glycogen Storage Disease ... • Sickle Cell Disease ... Spleen #Enlarged #Differential
CNS Ring-Enhancing Lesions - Differential Diagnosis Framework

Ring Completeness
 • Incomplete: Demyelinating Disease
 • Complete (MAGIC):
Ring-Enhancing Lesions - Differential ... Demyelinating Disease ... Enhancing #Lesions #Differential