9 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... they activate complement ... types #allergy #table ... #classification
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Differential Diagnosis Algorithm ... FSH, Low estrogen ... Hypothalamic-Pituitary Stalk ... #Causes #OBGyn
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Elevated Liver tests, Low ... child * Severe cases ... AFLP #Obstetrics #OBGyn ... Diagnosis #Comparison #Table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... in >90% - Low ... complement - Rare ... Positive in 60-80% of cases ... sle #comparison #table
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Urticaria and hypocomplementemia ... against MPO • Complement ... (Low levels mixed ... #rheumatology #classification
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... can be high or low ... Uosm <100): Renal Losses ... differential #diagnosis #table
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
risk of smallpox –low ... appropriate local, state ... specimens from low ... See table below ... all HIGH RISK CASES