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DDxPro

alternating diarrhea and constipationdecreased stool caliberblood in the stoolweight losslow fiber dietfamily history of colorectal cancer
Recommend to Check
  • Nausea
  • Vomiting
  • Abdominal pain
  • Crampy pain
  • Tenesmus
  • Fecal urgency
  • Flatulence
  • Bloody diarrhea
  • Watery diarrhea
  • Fever
  • Travel
  • Bloody stools
  • Diarrhea
  • Mild diarrhea
  • Occurred in left colon
  • Occurred in rectum
  • Rectal mass
  • Associated with inflammatory bowel diseases
  • Anesthesia
  • Increased need for sleep
  • Awakes from sleep
  • Relief with anti secretory agents
  • Intense pain
  • Asthenia
  • Anorexia
  • Intermittent pain
Possible Diagnoses
Amebiasis
Intestinal entamoeba histolytica amebiasis
Bloody diarrhea
Bloody stools
Diarrhea
Mild diarrhea
Several weeks diarrhea
Watery diarrhea
Exposure in endemic area
Abdominal pain
Lower abdominal pain
Amebic dysentery
Back pain
Diarrhea with blood in stools
Environmental enteropathy
Hematophagous trophozoites
Impoverished gut
Malaise
Weight loss
Fever
Colitis
Malnutrition

Colorectal cancer
Colorectal cancer
Occurred in left colon
Occurred in rectum
Rectal mass
Increased frequency of defecation
Rectal bleeding
Abdominal pain
Change in bowel habits
Abdominal mass
Abdominal distention
Weight loss
Angina pectoris
Fatigue
Narrowing of the caliber of stool
Palpitations
Tenesmus
Abdominal cramping
Weakness
Nausea
Vomiting

Cholangitis
Primary sclerosing cholangitis
Associated with inflammatory bowel diseases
Anesthesia
Increased need for sleep
Lack of stamina
Lethargy
Listlessness
Poor energy
Symptoms of temporal lobe seizures
Muscle weakness
Proximal muscle weakness
Increasing cholestasis
Right upper quadrant pain
Jaundice
Fatigue
Fever
Complication ulcerative colitis
Absence of parenchymal kidney disease
Absence of shock
Amnesia
Anxiety

Peptic ulcer
Acute peptic ulcer
Awakes from sleep
Relief with anti secretory agents
Abdominal pain
Intense pain
More localized pain
Recurs when stomach is empty
Sudden onset
When stomach is empty
Burning pain
Upper abdomen discomfort
At night
Epigastric pain
Hunger-like pain
Sudden severe abdominal pain
Relieved by eating
Relief with antiacid
Awakes the patient from sleep
Hematochezia
Vomiting
Diffused
Gastric ulcer
Awakes from sleep
Relief with anti secretory agents
Recurs when stomach is empty
When stomach is empty
Burning pain
Upper abdomen discomfort
At night
Epigastric pain
Hunger-like pain
Relieved by eating
Relief with antiacid
Awakes the patient from sleep
Discomfort or pain in upper belly
Discomfort or pain near the ribs
Upset stomach
three months
Diarrhea
Burning
Symptom onset at least six months
Abdominal pain
Duodenal ulcer
Awakes from sleep
Relief with anti secretory agents
Recurs several hours after a meal
Recurs when stomach is empty
When stomach is empty
Burning pain
Upper abdomen discomfort
At night
Epigastric pain
Hunger-like pain
Relieved by eating
Relief with antiacid
Awakes the patient from sleep
Vomiting after eating
Radiate to back
Meal related
Epigastric tenderness
Nausea relieved by eating
Severe abdominal pain
Discomfort or pain in upper belly

Pancreatic cancer
Pancreatic cancer
Asthenia
Weight loss
Anorexia
Abdominal pain
Intermittent pain
Epigastric pain
Jaundice
Intermittent abdominal pain
New onset of diabetes mellitus
Nausea
Midepigastric pain
Upper abdominal pain
Radiate to back
Radiate to sides
Hepatomegaly
Vomiting
Courvoisier sign
Trousseau syndrome
Palpable periumbilical mass
Abdominal mass

Crohn disease
Crohn disease
Abdominal tenderness
Perianal skin tag
Sinus tracts
Abdominal pain
Diarrhea
Abdominal mass
Recurrence after surgery
Response to antibiotics
Prolonged diarrhea
Chronic diarrhea
Tender mass is palpable
Fever
Fatigue
Weight loss
Episodes of colonic obstruction
Episodes of small bowel obstruction
Frequently right lower quadrant pain
Crampy abdominal pain
Right lower quadrant mass
Pain relieved by defecation

Brucellosis
Brucellosis
Lethargy
Sweating
Weight loss
Arthralgia
Chills
Fever
Acute febrile illness
Night sweats
Joint swelling
Joint tenderness
Arthlargia
Arthlargia of hips
Arthlargia of knees
Arthlargia of spine
Malaise
Joint bursitis
Intermittent back pain
Pallor
Conjuctival contact with infected brucella material
Inhalation of infected aerosols

Familial adenomatous polyposis syndrome
Familial adenomatous polyposis syndrome
Attenuated fap
Enlargement of polyp size
Colorectal cancer in middle age
Duodenal polyp
High grade dysplasia
Periampullary polyp
Fibroma
Lipoma
Osteoma
Epidermoid cyst
Brain tumor
Cns tumors
Turcot syndrome
Supernumerary teeth
Adenomas
Cholangiocarcinoma
Desmoid tumor
Duodenal polyps
Gastric polyps
Hepatobiliary tumors

Salmonella infection
Salmonella infection
Pea soup
Watery diarrhea
Weight loss
Diarrhea
Abdominal symptoms
Enteric fever
Fever
Foodborne disease
Gastroenteritis
Poultry dairy items
Raw milk
Reptile exposure
Sickle cell disease
Undercooked eggs
Fatigue
Malaise
Chills
Headaches
Decreased skin turgor
Dry mucus membranes

Cirrhosis
Liver cirrhosis
Anesthesia
Increased need for sleep
Lack of stamina
Lethargy
Listlessness
Neurological manifestations
Poor energy
Symptoms of temporal lobe seizures
Abdominal swelling
Decreased libido
Jaundice
Muscle wasting
Splenomegaly
Weight loss
Palmar erythema
Spider angiomas
Fatigue
Weakness
Abdominal distention
Afternoon fatigue

Involuntary Weight Loss
Recent institution of diuretic
Observe Repeat weight at 1–2 mo
Stable weight
Usual follow-up
Documented further IWL
Complete history, mental status, examination, diet and appetite, routine cancer screening tests
Preexisting chronic illness known to cause IWL
Reevaluate and optimize therapy
Review prescription and over-the-counter medications for anorectic side effects
Eliminate or modify offending medications
History or examination findings suggestive of illnesses known to cause IWL
Focus evaluation directed by abnormal findings
No history or examination findings suggestive of cause
CBC, SMA 12 Urinalysis Thyroid-stimulating hormone level Chest x-ray Stool guaiacs
Normal findings(CBC,SMA...)
More detailed psychosocial history: Screen for depression, anxiety, eating disorders...
Probable psychosocial cause detected
Treat Appropriate(psychosocial cause)
No abnormalities detected(psychosocial cause)
Unexplained IWL
Follow at close intervals (high risk)
Abnormal findings(CBC,SMA...)
Follow-up abnormal values
No recent institution of diuretic
Complete history, mental status, examination, diet and appetite, routine cancer screening tests
Preexisting chronic illness known to cause IWL
Reevaluate and optimize therapy
Review prescription and over-the-counter medications for anorectic side effects
Eliminate or modify offending medications
History or examination findings suggestive of illnesses known to cause IWL
Focus evaluation directed by abnormal findings
No history or examination findings suggestive of cause
CBC, SMA 12 Urinalysis Thyroid-stimulating hormone level Chest x-ray Stool guaiacs
Normal findings(CBC,SMA...)
More detailed psychosocial history: Screen for depression, anxiety, eating disorders...
Probable psychosocial cause detected
Treat Appropriate(psychosocial cause)
No abnormalities detected(psychosocial cause)
Unexplained IWL
Follow at close intervals (high risk)
Abnormal findings(CBC,SMA...)
Follow-up abnormal values

Anorexia
History Physical examination, Laboratory tests
Non-medical cause
Social factors
Psychological disorders
Depression Dementia Alcoholism Drug abuse Psychosis Anxiety Bereavement
Age-related conditions
Decreased olfactory sense Hypogeusia Visual disorders Hearing disorders Dental disorders
Eating disorders
Medical disease
Medications
Sedatives & psychotropics Digoxin Laxatives Appetite suppressants Thiazide diuretics...
CNS disease
Endocrine disorders
Thyroid disease, Adrenal insufficiency, Diabetes, Hyperparathyroidism, Hypercalcemia
GI disorders
Malabsorption syndromes, Peptic ulcer, Biliary disease, Hepatitis, GERD...
Diagnostic tests: Stool for blood, fat, parasites Upper GI with small bowel follow-through...
Other medical diseases
Chronic infection Malignancy Cardiopulmonary disease Cerebrovascular disease Abdominal ischemia

Pigmented Lesions
H / PE
Localized hyperpigmentation
Blue color
Congenital
Consider: Mongolian spot, Nevus of Ota, Blue nevus
Acquired
Consider: Blue nevus
Tan to brown or black color
Congenital
Consider: Café-au-lait spot, Congenital nevus
Acquired
Consider: Freckle, Lentigo, Common acquired nevus, SK, Dermatofibroma
Irregular pimentation
Consider: Dysplastic nevus, Melanoma
Excisional Biopsy
Widespread hyperpigmentation
Consider: Melasma, Postinflammatory hyperpigmentation, Drug reaction