46 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... Tests in the Evaluation ... T4 +/- T3 → Subclinical ... TSH, high T4 +/- T3 ... Hyperthyroidism #algorithm
Evaluation of Lymphadenopathy - Localized vs Generalized #Diagnosis #EM #IM #Honc #Lymphadenopathy #Localized #Generalized #Infectious #Malignancy
Evaluation of Lymphadenopathy ... Generalized #Diagnosis #EM ... Generalized #Infectious #Malignancy ... #Differential #Algorithm
Oropharyngeal and Esophageal Causes of Dysphagia - Differential Diagnosis
Oropharyngeal Dysphagia
 • Neuromuscular causes: CVA/CNS tumor/ALS, Parkinson's,
stricture, luminal malignancy ... compression: Head/Neck Malignancy ... obstruction - Abnormal ... sclerosis - Functional ... infections), Luminal malignancy
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... high; in some cases ... , T3 is elevated ... low; free T4 and T3 ... low; free T4 and T3
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
Algorithm for the ... Evaluation of Diplopia ... This algorithm uses ... potential etiologic causes ... #Diagnosis #EM #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... wasting from other causes ... suggests extra-renal causes ... ↑ Aldosterone: Malignant ... consumption • Low/Normal
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Liver Function ... Deficiency - Abnormal ... Liver Function ... #Causes #Hematology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... Painless: suggests malignancy ... RBC’s, RBC/WBC casts ... prostatic) #Diagnosis #EM ... #Differential #Algorithm
Differential Diagnosis of Hypoglycemia
Evaluation of Hypoglycemia
Patients with known diabetes who are not systemically ill and can
of Hypoglycemia Evaluation ... antibodies #Diagnosis #EM ... #Differential #Algorithm ... #Drugs #Malignancy
Causes of Ovarian Mass - Differential Diagnosis Algorithm
Hyperplastic:
 • Polycystic ovary
 • Endometrioid cyst
Functional:
 • Follicular
Causes of Ovarian ... Differential Diagnosis Algorithm ... Endometrioid cyst Functional ... Differential #Diagnosis #Algorithm ... #Causes #Gynecology